fzus53 kapx 180630
nshapx
expires:202509181430;;176698

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz346-181430-
st ignace to false detour channel-
230 am edt thu sep 18 2025

.rest of the overnight...north wind 5 to 10 knots. mostly cloudy.
waves 2 feet or less. 
.today...north wind 5 to 10 knots. partly sunny. waves 2 feet or
less. 
.tonight...northeast wind 5 to 10 knots. mostly cloudy. waves
2 feet or less. 
.friday...east wind 5 to 10 knots. mostly sunny. waves 2 feet or
less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176705

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz347-181430-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
230 am edt thu sep 18 2025

.rest of the overnight...northwest wind 5 to 10 knots. mostly
cloudy. waves 2 feet or less. 
.today...north wind 5 to 10 knots. mostly cloudy. waves 2 feet or
less. 
.tonight...northeast wind 10 to 15 knots. mostly cloudy. waves
2 feet or less. 
.friday...east wind 5 to 10 knots. mostly sunny. waves 2 feet or
less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176706

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz348-181430-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
230 am edt thu sep 18 2025

.rest of the overnight...northwest wind 5 to 10 knots. mostly
cloudy. waves 2 feet or less. 
.today...north wind 5 to 10 knots. partly sunny. waves 2 feet or
less. 
.tonight...northeast wind 10 to 15 knots. mostly cloudy. waves
2 to 3 feet. 
.friday...northeast wind 10 to 15 knots. mostly sunny. waves 2 to
3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176707

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz349-181430-
sturgeon pt to alabaster mi-
230 am edt thu sep 18 2025

.rest of the overnight...northwest wind 5 to 10 knots. partly
cloudy. waves 2 feet or less. 
.today...north wind 10 to 15 knots. isolated showers and
thunderstorms. waves 2 feet or less. 
.tonight...northeast wind 10 to 15 knots. mostly cloudy. waves
2 to 3 feet. 
.friday...northeast wind 10 to 15 knots. partly sunny. waves 2 to
3 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176704

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz345-181430-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
230 am edt thu sep 18 2025

.rest of the overnight...light winds. slight chance of
waterspouts. waves 2 feet or less. 
.today...north wind 5 to 10 knots. partly sunny. waves 2 feet or
less. 
.tonight...northeast wind 5 to 10 knots. mostly cloudy. waves
2 feet or less. 
.friday...east wind 10 to 15 knots. mostly sunny. waves 2 feet or
less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176701

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz323-181430-
grand traverse bay south of a line grand traverse light to
norwood mi-
230 am edt thu sep 18 2025

.rest of the overnight...light winds. slight chance of
waterspouts. isolated showers and thunderstorms. waves 2 feet or
less. 
.today...north wind 10 to 15 knots. scattered showers and
isolated thunderstorms. waves 2 feet or less. 
.tonight...northeast wind 5 to 10 knots. mostly cloudy. waves
2 feet or less. 
.friday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176699

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz341-181430-
seul choix point to 5nm west of mackinac bridge-
230 am edt thu sep 18 2025

.rest of the overnight...north wind 5 to 10 knots. mostly cloudy.
waves 2 feet or less. 
.today...north wind 5 to 10 knots. partly sunny. waves 2 feet or
less. 
.tonight...northeast wind 10 to 15 knots. mostly cloudy. waves
2 feet or less. 
.friday...east wind 10 to 15 knots. partly sunny. waves 2 feet or
less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176700

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz342-181430-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
230 am edt thu sep 18 2025

.rest of the overnight...light winds. slight chance of
waterspouts. isolated showers and thunderstorms. waves 2 feet or
less. 
.today...north wind 5 to 10 knots. isolated showers. waves 2 feet
or less. 
.tonight...northeast wind 10 to 15 knots. mostly cloudy. waves
2 feet or less. 
.friday...east wind 10 to 15 knots. mostly sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176702

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz344-345-181430-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
230 am edt thu sep 18 2025

.rest of the overnight...light winds. slight chance of
waterspouts. isolated showers and thunderstorms. waves 2 feet or
less. 
.today...northeast wind 10 to 15 knots. isolated showers and
thunderstorms. waves 2 feet or less. 
.tonight...northeast wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.friday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176703

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz346-181430-
manistee to point betsie mi-
230 am edt thu sep 18 2025

.rest of the overnight...light winds. slight chance of
waterspouts. isolated showers and thunderstorms. waves 2 feet or
less. 
.today...north wind 10 to 15 knots. isolated showers and
thunderstorms. waves 2 feet or less. 
.tonight...northeast wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.friday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176696

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz321-181430-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
230 am edt thu sep 18 2025

.rest of the overnight...north wind 5 to 10 knots. mostly cloudy.
waves 2 feet or less. 
.today...north wind 10 to 15 knots. mostly sunny. waves 2 feet or
less. 
.tonight...east wind 10 to 15 knots. mostly cloudy. waves 2 feet
or less. 
.friday...northeast wind 5 to 10 knots. sunny. waves 2 feet or
less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180630
nshapx
expires:202509181430;;176697

nearshore marine forecast
national weather service gaylord mi
230 am edt thu sep 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz322-181430-
st. marys river point iroquois to e. potagannissing bay-
230 am edt thu sep 18 2025

.rest of the overnight...north wind 5 to 10 knots. mostly cloudy.
.today...north wind 5 to 10 knots. partly sunny. 
.tonight...northeast wind 10 to 15 knots. mostly cloudy. 
.friday...east wind 5 to 10 knots. sunny.

see the open lakes forecast for days 3 through 5.

$$

fzus51 kbuf 180803
nshbuf
expires:202509181500;;179864

nearshore marine forecast
national weather service buffalo ny
403 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez040-041-181500-
buffalo to ripley along lake erie-
403 am edt thu sep 18 2025

.today...southwest winds 10 knots or less. sunny. waves 1 foot or
less. 
.tonight...southwest winds 5 to 10 knots becoming northeast. a
chance of sprinkles overnight. waves 2 feet or less. 
.friday...northeast winds 5 to 10 knots. a chance of sprinkles in
the morning. waves 2 feet or less. 
.friday night...northeast winds 10 to 15 knots becoming east.
mainly clear. waves 2 feet or less. 
.saturday...east winds 10 to 15 knots becoming southeast. partly
cloudy. waves 1 to 3 feet. 
.sunday...south winds 5 to 15 knots increasing to 15 to 20 knots.
a chance of showers sunday night. waves 1 to 3 feet. 
.monday...south winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers during the day, then showers likely
monday night. waves 1 to 3 feet. 

$$

fzus51 kbuf 180803
nshbuf
expires:202509181500;;179868

nearshore marine forecast
national weather service buffalo ny
403 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz045-181500-
mexico bay to the saint lawrence river along lake ontario-
403 am edt thu sep 18 2025

.today...south winds 5 to 10 knots becoming southwest. sunny.
waves 2 feet or less. 
.tonight...west winds 5 to 15 knots becoming north. a chance of
sprinkles. waves 2 feet or less. 
.friday...north winds 5 to 15 knots. sunny. waves 2 feet or less.
.friday night...north winds 5 to 15 knots becoming northeast.
mainly clear. waves 2 feet or less. 
.saturday...northeast winds 5 to 15 knots becoming east. mainly
clear, then becoming partly cloudy. waves 1 foot or less. 
.sunday...southeast winds 10 to 15 knots becoming south 15 to
20 knots. partly to mostly cloudy. waves 1 to 3 feet building to
2 to 4 feet. 
.monday...south winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers. waves 1 to 3 feet. 

$$

fzus51 kbuf 180803
nshbuf
expires:202509181500;;179867

nearshore marine forecast
national weather service buffalo ny
403 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz044-181500-
sodus bay to mexico bay along lake ontario-
403 am edt thu sep 18 2025

.today...south winds 10 knots or less becoming west. sunny. waves
1 foot or less. 
.tonight...west winds 5 to 15 knots becoming north. a chance of
sprinkles. waves 1 to 3 feet. 
.friday...north winds 5 to 15 knots. becoming mostly sunny. waves
2 to 4 feet subsiding to 1 to 2 feet. 
.friday night...north winds 5 to 15 knots becoming northeast.
mainly clear. waves 1 to 3 feet. 
.saturday...northeast winds 5 to 15 knots becoming southeast.
mainly clear, then becoming partly cloudy. waves 1 to 3 feet. 
.sunday...southeast winds 10 to 15 knots becoming south 15 to
20 knots. partly cloudy. waves 2 feet or less. 
.monday...south winds 5 to 15 knots. a chance of showers. waves
2 feet or less. 

$$

fzus51 kbuf 180803
nshbuf
expires:202509181500;;179866

nearshore marine forecast
national weather service buffalo ny
403 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz043-181500-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
403 am edt thu sep 18 2025

.today...southwest winds 10 knots or less becoming west. sunny.
waves 1 foot or less. 
.tonight...west winds 5 to 15 knots becoming northeast. a chance
of sprinkles. waves 1 to 3 feet. 
.friday...northeast winds 5 to 15 knots becoming north. becoming
mostly sunny. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday night...north winds 10 knots or less becoming east and
increasing to 15 to 20 knots overnight. mainly clear. waves 1 to
3 feet building to 2 to 4 feet. 
.saturday...east winds 10 to 15 knots becoming southeast. mainly
clear, then becoming partly cloudy. waves 2 to 4 feet subsiding
to 1 to 3 feet. 
.sunday...southeast winds 10 to 15 knots becoming south. partly
to mostly cloudy. waves 2 feet or less. 
.monday...south winds 5 to 15 knots becoming southwest. a chance
of showers. waves 2 feet or less. 

the water temperature off rochester is 59 degrees.

$$

fzus51 kbuf 180803
nshbuf
expires:202509181500;;179865

nearshore marine forecast
national weather service buffalo ny
403 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz042-181500-
niagara river to hamlin beach along lake ontario-
403 am edt thu sep 18 2025

.today...southwest winds 10 knots or less becoming west. areas of
fog this morning. waves 1 foot or less. 
.tonight...west winds 5 to 15 knots becoming northeast. a chance
of sprinkles overnight. waves 1 to 3 feet. 
.friday...northeast winds 5 to 15 knots. becoming mostly sunny.
waves 1 to 3 feet. 
.friday night...northeast winds 10 knots or less becoming east
and increasing to 15 to 20 knots. mainly clear. waves 1 foot or
less building to 2 to 4 feet. 
.saturday...east winds 10 to 15 knots increasing to 15 to
20 knots. mainly clear, then becoming partly cloudy. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.sunday...southeast winds 5 to 15 knots becoming south. a chance
of showers sunday night. waves 2 feet or less. 
.monday...southwest winds 5 to 15 knots. a chance of showers.
waves 2 feet or less. 

$$

fzus51 kbuf 180803
nshbuf
expires:202509181500;;179862

nearshore marine forecast
national weather service buffalo ny
403 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez020-181500-
upper niagara river and buffalo harbor-
403 am edt thu sep 18 2025

.today...light and variable winds becoming southwest 5 to
10 knots. patchy fog this morning. 
.tonight...southwest winds 10 knots or less becoming north. a
chance of sprinkles. 
.friday...northeast winds 5 to 10 knots becoming north. a chance
of sprinkles in the morning. 
.friday night...northeast winds 10 knots or less becoming east.
mainly clear. 
.saturday...east winds 5 to 10 knots becoming southeast. partly
cloudy. 
.sunday...south winds 5 to 10 knots. a chance of showers sunday
night. 
.monday...south winds 5 to 10 knots becoming southwest. a chance
of showers during the day, then showers likely monday night. 

the water temperature off buffalo is 70 degrees.

$$

fzus51 kcle 180752
nshcle
expires:202509181415;;179395

nearshore marine forecast
national weather service cleveland oh
352 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez144>146-181415-
the islands to vermilion oh-vermilion to avon point oh-
avon point to willowick oh-
352 am edt thu sep 18 2025

.today...light and variable winds. sunny. waves 1 foot or less. 
.tonight...southeast winds 10 knots or less becoming northeast.
mostly clear. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots. mostly sunny. waves 1 to
3 feet. 
.friday night...northeast winds 10 to 15 knots becoming east.
mostly clear. waves 1 to 3 feet. 

see lake erie open lakes forecast for saturday through monday.

the water temperature off toledo is 71 degrees, off cleveland 70
degrees, and off erie 69 degrees.

$$

fzus51 kcle 180752
nshcle
expires:202509181415;;179394

nearshore marine forecast
national weather service cleveland oh
352 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez142-143-181415-
maumee bay to reno beach oh-reno beach to the islands oh-
352 am edt thu sep 18 2025

.today...light and variable winds. sunny. waves 1 foot or less. 
.tonight...southeast winds 10 knots or less becoming northeast.
partly cloudy. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots becoming east. mostly
sunny. waves 2 feet or less. 
.friday night...east winds 10 to 15 knots. partly cloudy. waves
1 to 3 feet. 

see lake erie open lakes forecast for saturday through monday.

the water temperature off toledo is 71 degrees, off cleveland 70
degrees, and off erie 69 degrees.

$$

fzus51 kcle 180752
nshcle
expires:202509181415;;179396

nearshore marine forecast
national weather service cleveland oh
352 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez147>149-181415-
willowick to geneva-on-the lake oh-geneva-on-the-
lake to conneaut oh-conneaut oh to ripley ny-
352 am edt thu sep 18 2025

.today...southwest winds 10 knots or less becoming west. mostly
sunny. waves 1 foot or less. 
.tonight...west winds 5 to 10 knots becoming northeast. partly
cloudy. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots. mostly cloudy in the
morning, then becoming mostly sunny. waves 2 feet or less. 
.friday night...northeast winds 10 to 15 knots becoming east.
mostly clear. waves 2 feet or less. 

see lake erie open lakes forecast for saturday through monday.

the water temperature off toledo is 71 degrees, off cleveland 70
degrees, and off erie 69 degrees.

$$

fzus53 kdlh 180859
nshdlh
expires:202509181615;;182199

nearshore marine forecast
national weather service duluth mn
359 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz142-143-181615-
taconite harbor to silver bay harbor mn-
silver bay harbor to two harbors mn-
359 am cdt thu sep 18 2025

...small craft advisory in effect through late friday night...

.today...northeast wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. slight
chance of rain showers until late afternoon. waves 4 to 6 feet.
waves occasionally to 7 feet. 
.tonight...northeast wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots in the late evening and overnight. slight
chance of thunderstorms in the evening. slight chance of rain
showers through the night. waves 3 to 5 feet. 
.friday...northeast wind 20 to 25 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. slight
chance of thunderstorms in the morning. chance of rain showers
through the day. waves 4 to 6 feet. waves occasionally to 8 feet.
.friday night...east wind 15 to 20 knots. gusts up to 30 knots
decreasing to 20 knots. chance of rain showers in the evening.
slight chance of thunderstorms through the night. rain showers
likely after midnight. waves 4 to 6 feet subsiding to 2 to 4 feet
early in the morning. waves occasionally to 8 feet. 

$$

fzus53 kdlh 180859
nshdlh
expires:202509181615;;182200

nearshore marine forecast
national weather service duluth mn
359 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz144-145-181615-
two harbors to duluth mn-duluth mn to port wing wi-
359 am cdt thu sep 18 2025

...small craft advisory in effect through late friday night...

.today...northeast wind 20 to 25 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. chance
of rain showers in the morning. slight chance of thunderstorms
through the day. slight chance of rain showers in the afternoon.
waves 4 to 6 feet. waves occasionally to 8 feet. 
.tonight...northeast wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots in the late evening and overnight. slight
chance of rain showers in the evening. slight chance of
thunderstorms through the night. chance of rain showers after
midnight. waves 4 to 6 feet. waves occasionally to 7 feet. 
.friday...northeast wind 20 to 25 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. rain
showers likely in the morning. slight chance of thunderstorms
through the day. chance of rain showers in the afternoon. waves
4 to 6 feet. waves occasionally to 8 feet. 
.friday night...northeast wind 15 to 20 knots. gusts up to
30 knots. rain showers likely and slight chance of thunderstorms.
waves 4 to 6 feet subsiding to 2 to 4 feet early in the morning.
waves occasionally to 8 feet. 

$$

fzus53 kdlh 180859
nshdlh
expires:202509181615;;182204

nearshore marine forecast
national weather service duluth mn
359 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz148-181615-
oak point to saxon harbor wi-
359 am cdt thu sep 18 2025

...small craft advisory in effect through friday morning...

.today...northeast wind 15 to 20 knots. gusts up to 20 knots
increasing to 25 knots in the late morning and afternoon. chance
of rain showers in the morning. slight chance of thunderstorms
through the day. slight chance of rain showers in the afternoon.
waves 3 to 5 feet. waves occasionally to 7 feet. 
.tonight...east wind 15 to 20 knots. gusts up to 25 knots
decreasing to 20 knots after midnight. slight chance of showers
and thunderstorms. waves 3 to 5 feet. waves occasionally to
7 feet. 
.friday...east wind 15 to 20 knots. gusts up to 20 knots
increasing to 25 knots in the afternoon. chance of rain showers
and slight chance of thunderstorms. waves 3 to 5 feet. waves
occasionally to 7 feet. a small craft advisory may be needed. 
.friday night...east wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots after midnight. chance of
thunderstorms in the evening. chance of rain showers through the
night. slight chance of thunderstorms after midnight. waves 3 to
5 feet subsiding to 1 to 3 feet after midnight. waves
occasionally to 7 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 180859
nshdlh
expires:202509181615;;182202

nearshore marine forecast
national weather service duluth mn
359 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz147-181615-
sand island to bayfield wi-
359 am cdt thu sep 18 2025

...small craft advisory in effect through late friday night...

.today...northeast wind 15 to 20 knots. gusts up to 20 knots
increasing to 25 knots in the late morning and afternoon. slight
chance of rain showers through the day. waves 3 to 5 feet. 
.tonight...east wind 15 to 20 knots. gusts up to 25 knots
decreasing to 20 knots after midnight. slight chance of showers
and thunderstorms. waves 2 to 4 feet. 
.friday...east wind 15 to 20 knots. gusts up to 20 knots
increasing to 30 knots. slight chance of thunderstorms in the
morning. chance of rain showers through the day. waves 4 to
6 feet. waves occasionally to 7 feet. 
.friday night...east wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots early in the morning. chance of
rain showers and slight chance of thunderstorms. waves 4 to
6 feet subsiding to 1 to 3 feet early in the morning. waves
occasionally to 7 feet. 

$$

fzus53 kdlh 180859
nshdlh
expires:202509181615;;182201

nearshore marine forecast
national weather service duluth mn
359 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz146-181615-
port wing to sand island wi-
359 am cdt thu sep 18 2025

...small craft advisory in effect through late friday night...

.today...northeast wind 15 to 20 knots. gusts up to 20 knots
increasing to 25 knots in the late morning and afternoon. chance
of rain showers in the morning, then slight chance of showers and
thunderstorms in the afternoon. waves 3 to 5 feet. waves
occasionally to 7 feet. 
.tonight...northeast wind 15 to 20 knots with gusts to around
25 knots. slight chance of showers and thunderstorms. waves 3 to
5 feet. 
.friday...east wind 15 to 20 knots. gusts up to 30 knots. chance
of rain showers and slight chance of thunderstorms. waves 4 to
6 feet. waves occasionally to 8 feet. 
.friday night...east wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots early in the morning. rain
showers likely and slight chance of thunderstorms. waves 4 to
6 feet. waves occasionally to 8 feet. 

$$

fzus53 kdlh 180859
nshdlh
expires:202509181615;;182203

nearshore marine forecast
national weather service duluth mn
359 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz121-181615-
chequamegon bay-bayfield to oak point wi-
359 am cdt thu sep 18 2025

...small craft advisory in effect through friday morning...

.today...northeast wind 15 to 20 knots. gusts up to 20 knots
increasing to 25 knots in the late morning and afternoon. chance
of rain showers in the morning. slight chance of thunderstorms
through the day. slight chance of rain showers in the afternoon.
waves 1 to 3 feet. 
.tonight...northeast wind 15 to 20 knots. gusts up to 25 knots
decreasing to 20 knots after midnight. slight chance of rain
showers in the evening. slight chance of thunderstorms through
the night. chance of rain showers after midnight. waves 1 to
3 feet. 
.friday...east wind 15 to 20 knots. gusts up to 20 knots
increasing to 25 knots in the afternoon. chance of rain showers
and slight chance of thunderstorms. waves 1 to 3 feet. 
.friday night...east wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots after midnight. rain showers
likely and chance of thunderstorms. waves 1 to 3 feet. 

$$

fzus53 kdlh 180859
nshdlh
expires:202509181615;;182198

nearshore marine forecast
national weather service duluth mn
359 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz140-141-181615-
grand portage to grand marais mn-
grand marais to taconite harbor mn-
359 am cdt thu sep 18 2025

...small craft advisory in effect through late friday night...

.today...northeast wind 10 to 15 knots. gusts up to 20 knots
increasing to 25 knots in the late morning and early afternoon,
then decreasing to 20 knots late in the afternoon. mostly cloudy.
waves 1 to 2 feet building to 2 to 4 feet in the late morning and
afternoon. 
.tonight...northeast wind 10 to 15 knots with gusts to around
25 knots. mostly cloudy. waves 2 to 4 feet. 
.friday...east wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots in the afternoon. slight chance of rain
showers. waves 4 to 6 feet. waves occasionally to 7 feet. 
.friday night...east wind 15 to 20 knots. gusts up to 30 knots
decreasing to 20 knots. chance of rain showers. waves 4 to
6 feet. waves occasionally to 7 feet. 

$$

fzus53 kdtx 180736
nshdtx
expires:202509181545;;178886

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
336 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz443-181545-
port sanilac to port huron mi-
336 am edt thu sep 18 2025

.today...light and variable winds becoming northeast 5 to
10 knots early in the afternoon, then increasing to 10 to
15 knots late in the afternoon. mostly sunny. a slight chance of
showers in the afternoon. waves 2 feet or less. 
.tonight...northeast winds 10 to 15 knots. partly cloudy. waves
2 to 4 feet subsiding to 1 to 3 feet in the late evening and
overnight. 
.friday...northeast winds 10 to 15 knots becoming north 15 to
20 knots early in the afternoon. partly cloudy until late
afternoon then clearing. waves 1 to 3 feet building to 2 to
4 feet early in the afternoon. 
.friday night...northeast winds 15 to 20 knots becoming east
10 to 15 knots after midnight. mostly clear. waves 2 to 4 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 180736
nshdtx
expires:202509181545;;178885

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
336 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz442-181545-
harbor beach to port sanilac mi-
336 am edt thu sep 18 2025

.today...west winds 5 to 10 knots becoming north 10 to 15 knots
in the afternoon. mostly sunny in the morning, then partly cloudy
with a slight chance of showers in the afternoon. waves 2 feet or
less. 
.tonight...northeast winds 10 to 15 knots. partly cloudy. waves
1 to 3 feet. 
.friday...northeast winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. partly cloudy until late
afternoon then clearing. waves 1 to 3 feet building to 2 to
4 feet early in the afternoon. 
.friday night...northeast winds 15 to 20 knots becoming east
10 to 15 knots after midnight. mostly clear. waves 2 to 4 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 180736
nshdtx
expires:202509181545;;178884

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
336 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz441-181545-
port austin to harbor beach mi-
336 am edt thu sep 18 2025

.today...northwest winds 5 to 10 knots veering to the north early
in the afternoon, then increasing to 10 to 15 knots late in the
afternoon. mostly sunny in the morning becoming partly cloudy.
waves 2 feet or less. 
.tonight...northeast winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and early morning, then increasing
to 10 to 15 knots after midnight. partly cloudy. waves 1 to
3 feet. 
.friday...northeast winds 10 to 15 knots. mostly cloudy becoming
partly cloudy in the late morning and early afternoon becoming
mostly sunny. waves 2 to 4 feet. 
.friday night...east winds 15 to 20 knots. mostly clear. waves
2 to 4 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 180736
nshdtx
expires:202509181545;;178882

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
336 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz422-181545-
inner saginaw bay sw of point au gres to bay port mi-
336 am edt thu sep 18 2025

.today...west winds 5 to 10 knots early in the morning becoming
light and variable, then becoming northeast 5 to 10 knots early
in the afternoon increasing to 10 to 15 knots. mostly sunny. a
slight chance of showers in the morning, then a chance of showers
and a slight chance of thunderstorms in the afternoon. waves
2 feet or less. 
.tonight...northeast winds 10 to 15 knots. partly cloudy until
early morning becoming mostly cloudy. a chance of showers and
thunderstorms early in the evening. waves 1 to 3 feet. 
.friday...northeast winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly cloudy early in the
morning becoming partly cloudy. waves 1 to 3 feet. 
.friday night...east winds 15 to 20 knots. mostly clear. waves
2 to 4 feet subsiding to 1 to 3 feet after midnight. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 180736
nshdtx
expires:202509181545;;178883

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
336 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz421-181545-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
336 am edt thu sep 18 2025

.today...northwest winds 5 to 10 knots veering to the northeast
early in the afternoon, then increasing to 10 to 15 knots late in
the afternoon. mostly sunny in the morning, then partly cloudy
with a slight chance of showers and thunderstorms in the
afternoon. waves 2 feet or less. 
.tonight...northeast winds 10 to 15 knots. partly cloudy until
early morning becoming mostly cloudy. a slight chance of showers
and thunderstorms early in the evening. waves 1 to 3 feet. 
.friday...northeast winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly cloudy early in the
morning becoming partly cloudy. waves 2 to 4 feet. 
.friday night...east winds 15 to 20 knots. mostly clear. waves
2 to 4 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 180736
nshdtx
expires:202509181545;;178887

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
336 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez444-181545-
michigan waters of lake erie from detroit river to north cape mi-
336 am edt thu sep 18 2025

.today...light and variable winds becoming south 5 to 10 knots in
the afternoon. sunny. waves 2 feet or less. 
.tonight...southeast winds 5 to 10 knots backing to the northeast
in the late evening and overnight. mostly clear. waves 2 feet or
less. 
.friday...northeast winds 5 to 10 knots becoming east 10 to
15 knots early in the afternoon. mostly sunny. waves 2 feet or
less. 
.friday night...east winds 10 to 15 knots. mostly clear. waves
1 to 3 feet. 

see lake erie open lake forecast for days 3 through 5.

the water temperature at belle isle is 71 degrees.

$$

fzus53 kgrb 181127
nshgrb
expires:202509182000;;189227

nearshore marine forecast
national weather service green bay wi
627 am cdt thu sep 18 2025

for waters within five nautical miles of the shore on lake michigan


lmz542-543-182000-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
627 am cdt thu sep 18 2025

.today...ne wind 5 to 10 kts. a slight chance of light showers
and thunderstorms in the morning. waves 2 ft or less. 
.tonight...ne wind 10 to 20 kts. partly cloudy in the evening
then becoming mostly cloudy. waves 1 to 3 ft. 
.friday...e wind 5 to 10 kts backing ne 10 to 20 kts in the
afternoon. patchy fog in the morning. waves 1 to 3 ft. 
.friday night...e wind 10 to 20 kts. a chance of rain showers.
waves 1 to 3 ft building to 3 to 5 ft. a small craft advisory may
be needed. 

$$

fzus53 kgrb 181127
nshgrb
expires:202509182000;;189226

nearshore marine forecast
national weather service green bay wi
627 am cdt thu sep 18 2025

for waters within five nautical miles of the shore on lake michigan


lmz541-182000-
rock island passage to sturgeon bay wi-
627 am cdt thu sep 18 2025

.today...ne wind 5 to 10 kts. a slight chance of light showers
and thunderstorms in the morning. patchy fog in the afternoon.
waves 2 ft or less. 
.tonight...ne wind 10 to 20 kts. partly cloudy in the evening
then becoming mostly cloudy. waves 2 ft or less. 
.friday...e wind 10 to 20 kts. mostly cloudy. waves 1 to 3 ft. 
.friday night...se wind 10 to 20 kts. mostly cloudy. waves 1 to
3 ft. 

$$

fzus53 kgrb 181127
nshgrb
expires:202509182000;;189225

nearshore marine forecast
national weather service green bay wi
627 am cdt thu sep 18 2025

for waters within five nautical miles of the shore on lake michigan


lmz521-522-182000-
green bay south of line from cedar river to rock island passage
and north of a line from oconto wi to little sturgeon bay wi-
green bay south of line from oconto wi to little sturgeon bay wi-
627 am cdt thu sep 18 2025

.today...ne wind 5 to 10 kts. a slight chance of light showers
and thunderstorms in the morning. waves 2 ft or less. 
.tonight...ne wind 10 to 20 kts. partly cloudy in the evening
then becoming mostly cloudy. waves 1 to 3 ft. 
.friday...e wind 10 to 20 kts. mostly cloudy. waves 1 to 3 ft. 
.friday night...e wind 10 to 20 kts veering se after midnight.
gusts to around 25 kts. a chance of rain showers. waves 1 to
3 ft. a small craft advisory may be needed. 

$$

fzus53 kgrr 181205
nshgrr
expires:202509182000;;190356

nearshore marine forecast
national weather service grand rapids mi
805 am edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz847-182000-
grand haven to whitehall mi-
805 am edt thu sep 18 2025

.today...southeast winds around 5 knots veering southwest in the
late morning and early afternoon, then veering northwest early in
the afternoon. mostly sunny. waves less than 1 foot. 
.tonight...north winds around 10 knots veering east after midnight.
partly cloudy. waves 1 foot or less. 
.friday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday night...east winds 10 to 15 knots increasing to 15 to
25 knots in the late evening and overnight. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 3 feet. 
.saturday...southeast winds 15 to 25 knots decreasing to 10 to
15 knots early in the afternoon. mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. waves 1 to 2 feet. 
.sunday...south winds around 15 knots. mostly cloudy with a chance
of rain showers. waves 1 to 3 feet. 
.monday...south winds 15 to 20 knots. mostly cloudy with rain
showers likely. waves 2 to 3 feet. 

$$

fzus53 kgrr 181205
nshgrr
expires:202509182000;;190355

nearshore marine forecast
national weather service grand rapids mi
805 am edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz848-182000-
whitehall to pentwater mi-
805 am edt thu sep 18 2025

.today...south winds around 5 knots veering northwest early in the
afternoon. mostly sunny. waves 1 foot or less. 
.tonight...north winds 10 to 15 knots veering east after midnight.
partly cloudy. waves around 1 foot. 
.friday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday night...east winds 10 to 15 knots increasing to 15 to
25 knots in the late evening and overnight. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 3 feet. 
.saturday...southeast winds 10 to 20 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 2 feet. 
.sunday...south winds around 15 knots. mostly cloudy with a chance
of rain showers. waves 1 to 3 feet. 
.monday...south winds 10 to 15 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves 2 to 3 feet. 

$$

fzus53 kgrr 181205
nshgrr
expires:202509182000;;190358

nearshore marine forecast
national weather service grand rapids mi
805 am edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz845-182000-
south haven to holland mi-
805 am edt thu sep 18 2025

.today...southeast winds 5 to 10 knots veering west in the late
morning and early afternoon, then veering northwest early in the
afternoon. sunny. waves less than 1 foot. 
.tonight...north winds around 10 knots veering east after midnight.
mostly clear. waves less than 1 foot. 
.friday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday night...east winds 10 to 20 knots. partly cloudy with a
slight chance of showers and thunderstorms. waves around 1 foot. 
.saturday...southeast winds 10 to 20 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
around 1 foot. 
.sunday...south winds around 15 knots veering southwest early in the
afternoon. mostly cloudy with a chance of rain showers. waves around
1 foot. 
.monday...southwest winds around 15 knots. mostly cloudy with rain
showers likely. waves 1 to 3 feet. 

$$

fzus53 kgrr 181205
nshgrr
expires:202509182000;;190359

nearshore marine forecast
national weather service grand rapids mi
805 am edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz844-182000-
st joseph to south haven mi-
805 am edt thu sep 18 2025

.today...southeast winds around 5 knots veering west in the late
morning and early afternoon, then veering north early in the
afternoon. sunny. waves less than 1 foot. 
.tonight...northeast winds 5 to 10 knots veering east after
midnight. mostly clear. waves less than 1 foot. 
.friday...east winds around 10 knots backing northeast early in the
afternoon. sunny. waves less than 1 foot. 
.friday night...east winds 10 to 20 knots veering southeast after
midnight. partly cloudy with a chance of rain showers and a slight
chance of thunderstorms. waves around 1 foot. 
.saturday...southeast winds 10 to 20 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
around 1 foot. 
.sunday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly cloudy with a chance of rain showers. waves 1 foot
or less. 
.monday...southwest winds 10 to 15 knots. mostly cloudy with rain
showers likely. waves 1 to 2 feet. 

$$

fzus53 kgrr 181205
nshgrr
expires:202509182000;;190354

nearshore marine forecast
national weather service grand rapids mi
805 am edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz849-182000-
pentwater to manistee mi-
805 am edt thu sep 18 2025

.today...southeast winds around 5 knots backing northwest 5 to
15 knots in the late morning and afternoon. partly sunny with a
slight chance of showers and thunderstorms. waves 1 to 2 feet. 
.tonight...north winds 10 to 15 knots veering northeast after
midnight. partly cloudy. waves 1 to 2 feet. 
.friday...east winds 10 to 15 knots. partly sunny. waves 1 foot or
less. 
.friday night...east winds 10 to 20 knots. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 2 feet. 
.saturday...southeast winds 10 to 20 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 2 feet. 
.sunday...south winds 10 to 20 knots. mostly cloudy with a chance of
rain showers. waves 1 to 3 feet. 
.monday...southwest winds 10 to 15 knots. partly sunny with rain
showers likely and a chance of thunderstorms. waves 1 to 3 feet. 

$$

fzus53 kgrr 181205
nshgrr
expires:202509182000;;190357

nearshore marine forecast
national weather service grand rapids mi
805 am edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz846-182000-
holland to grand haven mi-
805 am edt thu sep 18 2025

.today...southeast winds around 5 knots veering west in the late
morning and early afternoon, then veering northwest early in the
afternoon. mostly sunny. waves less than 1 foot. 
.tonight...north winds around 10 knots veering east after midnight.
partly cloudy. waves 1 foot or less. 
.friday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday night...east winds 10 to 15 knots increasing to 15 to
25 knots in the late evening and overnight. partly cloudy with a
slight chance of showers and thunderstorms. waves 1 to 3 feet. 
.saturday...southeast winds 10 to 20 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 2 feet. 
.sunday...south winds around 15 knots veering southwest early in the
afternoon. mostly cloudy with a chance of rain showers. waves 1 to
2 feet. 
.monday...southwest winds around 15 knots. mostly cloudy with rain
showers likely. waves 2 to 3 feet. 

$$

fzus53 kiwx 180759
nshiwx
expires:202509181415;;179573

nearshore marine forecast
national weather service northern indiana
359 am edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz043-046-181415-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
359 am edt thu sep 18 2025

.today...light and variable winds. sunny. waves 1 foot or less. 
.tonight...northeast winds 5 to 10 knots becoming east. mostly
clear. waves 1 foot or less. 
.friday...east winds 10 knots or less becoming northeast. sunny.
waves 1 foot or less. 
.friday night...northeast winds 5 to 15 knots becoming southeast.
mostly cloudy. waves 1 foot or less. 

the water temperature at st. joseph is 55 degrees and at michigan
city is 56 degrees.

$$

fzus53 klot 180906
nshlot
expires:202509181530;;182602

nearshore marine forecast
national weather service chicago/romeoville il
406 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz743>745-181530-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
406 am cdt thu sep 18 2025

.today...southeast winds 5 to 10 kt becoming northeast 10 to 15 
kt in the afternoon. sunny. waves around 1 ft. 
.tonight...northeast winds 5 to 10 kt becoming east overnight.
mostly clear. waves 1 to 2 ft. 
.friday...southeast winds 5 to 10 kt becoming east in the
afternoon. mostly sunny in the morning, then becoming partly
cloudy. waves 1 to 2 ft. 
.friday night...east winds 10 to 15 kt becoming southeast
overnight. slight chance of showers and thunderstorms in the
evening, then slight chance of showers overnight. waves 1 to
3 ft. 

$$

fzus53 klot 180906
nshlot
expires:202509181530;;182601

nearshore marine forecast
national weather service chicago/romeoville il
406 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz740>742-181530-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
406 am cdt thu sep 18 2025

.today...southeast winds 5 to 10 kt becoming northeast 10 to 15 kt
in the afternoon. mostly sunny. waves around 1 ft. 
.tonight...northeast winds 5 to 10 kt. mostly clear. waves 1 to
2 ft. 
.friday...east winds 10 to 15 kt. mostly sunny in the morning,
then becoming partly cloudy. waves 1 to 3 ft. 
.friday night...east winds 10 to 15 kt becoming southeast 15 to 20
kt overnight. slight chance of showers and thunderstorms. waves 2
to 4 ft building to 3 to 5 ft. 

$$

fzus53 kmkx 181205
nshmkx
expires:202509181600;;190350

nearshore marine forecast
national weather service milwaukee/sullivan wi
705 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz643-181600-
sheboygan to port washington wi-
705 am cdt thu sep 18 2025

.today...west wind 5 to 10 knots veering north late in the
morning, then veering northeast early in the afternoon rising to
10 to 15 knots late in the afternoon. slight chance of showers in
the late morning and afternoon. slight chance of thunderstorms in
the afternoon. waves around 1 foot. 
.tonight...northeast wind 10 to 15 knots. partly cloudy. waves
1 to 2 feet. 
.friday...east wind 10 to 15 knots backing northeast late in the
afternoon. slight chance of showers in the afternoon. waves 1 to
3 feet. 
.friday night...northeast wind 10 to 15 knots becoming east 15 to
20 knots late in the evening, then veering southeast after
midnight becoming 10 to 20 knots early in the morning. slight
chance of showers through around midnight. slight chance of
thunderstorms through the night. chance of showers after
midnight. waves 3 to 5 feet building to 5 to 7 feet early in the
morning. 

$$

fzus53 kmkx 181205
nshmkx
expires:202509181600;;190351

nearshore marine forecast
national weather service milwaukee/sullivan wi
705 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz644-181600-
port washington to north point light wi-
705 am cdt thu sep 18 2025

.today...west wind 5 knots backing south late in the morning,
then becoming east early in the afternoon backing northeast late
in the afternoon. sunny. waves around 1 foot. 
.tonight...northeast wind 5 to 10 knots. partly cloudy. waves
1 to 2 feet. 
.friday...east wind 5 to 10 knots rising to 10 to 15 knots in the
late morning and early afternoon, then becoming east 10 to
15 knots late in the afternoon. slight chance of showers in the
afternoon. waves 1 to 3 feet. 
.friday night...northeast wind 10 to 15 knots becoming east 15 to
20 knots in the late evening and early morning, then veering
southeast early in the morning. slight chance of thunderstorms
through around midnight. chance of showers through the night.
chance of thunderstorms after midnight. waves 1 to 3 feet
building to 5 to 7 feet. 

$$

fzus53 kmkx 181205
nshmkx
expires:202509181600;;190352

nearshore marine forecast
national weather service milwaukee/sullivan wi
705 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz645-181600-
north point light to wind point wi-
705 am cdt thu sep 18 2025

.today...southwest wind 5 knots backing south late in the
morning, then becoming east early in the afternoon becoming east
5 to 10 knots late in the afternoon. sunny. waves around 1 foot. 
.tonight...northeast wind 5 to 10 knots. partly cloudy. waves
1 to 2 feet. 
.friday...east wind 5 to 10 knots rising to 10 to 15 knots in the
late morning and early afternoon, then becoming east 10 to
15 knots late in the afternoon. slight chance of showers in the
afternoon. waves 1 to 3 feet. 
.friday night...northeast wind 10 to 15 knots becoming east 15 to
20 knots in the late evening and early morning, then veering
southeast early in the morning. slight chance of thunderstorms
through around midnight. chance of showers through the night.
chance of thunderstorms after midnight. waves 1 to 3 feet
building to 4 to 6 feet. 

$$

fzus53 kmkx 181205
nshmkx
expires:202509181600;;190353

nearshore marine forecast
national weather service milwaukee/sullivan wi
705 am cdt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz646-181600-
wind point wi to winthrop harbor il-
705 am cdt thu sep 18 2025

.today...southwest wind 5 knots backing south late in the
morning, then becoming east early in the afternoon becoming east
5 to 10 knots late in the afternoon. sunny. waves nearly calm. 
.tonight...northeast wind 5 to 10 knots. partly cloudy. waves
around 1 foot. 
.friday...east wind 5 to 10 knots rising to 10 to 15 knots in the
late morning and early afternoon, then becoming east 10 to
15 knots late in the afternoon. partly sunny. waves 1 to 2 feet. 
.friday night...northeast wind 10 to 15 knots becoming east 15 to
20 knots in the late evening and early morning, then veering
southeast early in the morning. slight chance of thunderstorms
through around midnight. chance of showers through the night.
chance of thunderstorms after midnight. waves 1 to 3 feet
building to 3 to 4 feet in the late evening and overnight. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182492

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz244-245-182000-
eagle river to manitou island mi-
manitou island to point isabelle mi-
502 am edt thu sep 18 2025

.early this morning...northeast wind 10 to 15 knots. partly
cloudy. waves 2 to 3 feet. 
.today...northeast wind 10 to 15 knots with gusts up to 22 knots.
partly cloudy. waves 2 to 3 feet. 
.tonight...northeast wind 10 to 15 knots veering east by
midnight. mostly cloudy through midnight then becoming partly
cloudy. waves subsiding to 1 to 2 feet, then building to 2 to
3 feet. 
.friday...east wind 10 to 15 knots with gusts up to 25 knots.
partly cloudy. waves 2 to 3 feet. 
.friday night...east wind 10 to 15 knots veering southeast 15 to
20 knots after midnight. mostly cloudy. a slight chance of
showers after midnight. waves building to 2 to 4 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182491

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz242-243-182000-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
502 am edt thu sep 18 2025

.early this morning...northeast wind 10 to 15 knots. mostly
cloudy. waves 1 to 2 feet. 
.today...northeast wind 10 to 20 knots. mostly cloudy. a slight
chance of showers by late morning. waves building to 2 to 4 feet.
.tonight...east wind 10 to 15 knots. mostly cloudy. a slight
chance of showers through late evening. waves subsiding to 1 to
2 feet, then building to 2 to 3 feet. 
.friday...east wind 10 to 15 knots with gusts up to 27 knots.
mostly cloudy. a slight chance of showers in the morning. waves
2 to 3 feet. 
.friday night...east wind 10 to 15 knots with gusts up to
26 knots. mostly cloudy. a slight chance of showers in the
evening, then a chance of showers and a slight chance of
thunderstorms after midnight. waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182490

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz240-241-182000-
saxon harbor wi to black river mi-
black river to ontonagon mi-
502 am edt thu sep 18 2025 /402 am cdt thu sep 18 2025/

...small craft advisory in effect from 2 pm edt /1 pm cdt/ this
afternoon through this evening...

.early this morning...northeast wind 10 to 15 knots. cloudy with
a slight chance of showers. waves 1 to 2 feet building to 2 to
3 feet. 
.today...northeast wind 10 to 20 knots. mostly cloudy. a slight
chance of showers through mid morning, then a slight chance of
showers and thunderstorms by late morning. waves building to 3 to
6 feet occasionally to 8 feet. 
.tonight...east wind 10 to 20 knots. cloudy with a slight chance
of showers and thunderstorms. waves subsiding to 2 to 3 feet. 
.friday...east wind 10 to 20 knots. mostly cloudy. a chance of
showers and a slight chance of thunderstorms in the morning, then
a chance of showers in the afternoon. waves building to 2 to
4 feet. 
.friday night...east wind 10 to 20 knots veering southeast 10 to
15 knots after midnight. cloudy with a chance of showers and a
slight chance of thunderstorms. waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182489

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz248-250-182000-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
502 am edt thu sep 18 2025

.early this morning...north wind less than 10 knots. mostly
cloudy. waves calm to 1 foot. 
.today...north wind less than 10 knots. mostly cloudy. waves calm
to 1 foot. 
.tonight...northeast wind 10 to 15 knots. partly cloudy through
midnight then becoming mostly cloudy. waves building to 1 to
2 feet. 
.friday...east wind 15 to 20 knots. mostly cloudy. waves building
to 2 to 3 feet. 
.friday night...east wind 15 to 20 knots veering southeast after
midnight. partly cloudy in the evening, then mostly cloudy with a
slight chance of showers after midnight. waves 2 to 3 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182495

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz248-182000-
huron islands to marquette mi-
502 am edt thu sep 18 2025

.early this morning...north wind less than 10 knots. mostly
cloudy. waves 1 to 2 feet. 
.today...northeast wind 5 to 15 knots. mostly cloudy. waves
building to 2 to 3 feet, then subsiding to 1 to 2 feet. 
.tonight...northeast wind less than 10 knots veering east 10 to
15 knots by midnight. mostly cloudy. waves building to 2 to
3 feet. 
.friday...east wind 10 to 15 knots with gusts up to 25 knots.
mostly cloudy. waves building to 2 to 4 feet, then subsiding to
2 to 3 feet. 
.friday night...southeast wind 10 to 15 knots. gusts up to
23 knots. mostly cloudy. a slight chance of showers after
midnight. waves building to 2 to 4 feet, then subsiding to 2 to
3 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182488

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz221-182000-
green bay north of line from cedar river mi to rock island
passage-
502 am edt thu sep 18 2025

.early this morning...north wind less than 10 knots. mostly
cloudy. waves calm to 1 foot. 
.today...north wind 5 to 15 knots. mostly cloudy. a slight chance
of showers late. waves calm to 1 foot. 
.tonight...northeast wind 10 to 15 knots. partly cloudy through
midnight then becoming mostly cloudy. waves building to 1 to
2 feet. 
.friday...east wind 10 to 20 knots. mostly cloudy. waves building
to 2 to 3 feet. 
.friday night...east wind 15 to 20 knots veering southeast after
midnight. partly cloudy in the evening, then mostly cloudy with a
slight chance of showers after midnight. waves subsiding to 1 to
2 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182496

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz249-182000-
marquette to munising mi-
502 am edt thu sep 18 2025

.early this morning...north wind less than 10 knots. mostly
cloudy. areas of dense fog. waves calm to 1 foot building to 1 to
2 feet. 
.today...northeast wind 5 to 15 knots. mostly cloudy. patchy
dense fog through mid morning. waves building to 2 to 3 feet. 
.tonight...northeast wind 10 to 15 knots. mostly cloudy. waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet. 
.friday...east wind 10 to 15 knots. partly cloudy. waves 2 to
3 feet. 
.friday night...east wind 10 to 15 knots veering southeast after
midnight. partly cloudy in the evening, then mostly cloudy with a
slight chance of showers after midnight. waves subsiding to 1 to
2 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182497

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz250-182000-
munising to grand marais mi-
502 am edt thu sep 18 2025

.early this morning...northeast wind less than 10 knots. cloudy.
waves calm to 1 foot building to 1 to 2 feet. 
.today...northeast wind 10 to 15 knots. partly cloudy. waves
building to 2 to 3 feet. 
.tonight...northeast wind 10 to 15 knots veering east by
midnight. partly cloudy. waves 2 to 3 feet. 
.friday...east wind 10 to 20 knots. mostly sunny. waves subsiding
to 1 to 2 feet, then building to 2 to 3 feet. 
.friday night...east wind 10 to 15 knots veering southeast after
midnight. partly cloudy. waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182498

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz251-182000-
grand marais to whitefish point mi-
502 am edt thu sep 18 2025

.early this morning...north wind less than 10 knots. cloudy.
waves calm to 1 foot building to 1 to 2 feet. 
.today...north wind 10 to 15 knots. partly cloudy. waves building
to 2 to 3 feet, then subsiding to 1 to 2 feet. 
.tonight...northeast wind 10 to 15 knots veering east by
midnight. partly cloudy. waves building to 2 to 3 feet, then
subsiding to 1 to 2 feet. 
.friday...east wind 10 to 15 knots backing northeast in the
afternoon. mostly sunny. waves 1 to 2 feet. 
.friday night...east wind 10 to 15 knots veering southeast 15 to
20 knots after midnight. partly cloudy. waves building to 2 to
3 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182494

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz247-182000-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
502 am edt thu sep 18 2025

.early this morning...northeast wind less than 10 knots. mostly
cloudy. waves calm to 1 foot building to 1 to 2 feet. 
.today...northeast wind 10 to 15 knots. mostly cloudy. a slight
chance of showers late. waves building to 2 to 3 feet, then
subsiding to 1 to 2 feet. 
.tonight...east wind 10 to 15 knots. mostly cloudy. a slight
chance of showers through late evening. waves building to 2 to
3 feet. 
.friday...east wind 10 to 20 knots with gusts up to 27 knots.
mostly cloudy. a slight chance of showers in the morning. waves
building to 2 to 4 feet. 
.friday night...east wind 10 to 15 knots with gusts up to
25 knots. mostly cloudy. a chance of showers after midnight.
waves subsiding to 2 to 3 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202509182000;;182493

nearshore marine forecast
national weather service marquette mi
502 am edt thu sep 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz246-182000-
point isabelle to lower entrance of portage canal mi-
502 am edt thu sep 18 2025

.early this morning...northeast wind 5 to 15 knots. mostly
cloudy. waves calm to 1 foot. 
.today...northeast wind 10 to 15 knots. mostly cloudy. waves
building to 1 to 2 feet. 
.tonight...northeast wind 10 to 15 knots veering east late.
mostly cloudy. waves building to 2 to 3 feet. 
.friday...east wind 10 to 15 knots with gusts up to 27 knots.
mostly cloudy. waves building to 2 to 4 feet. 
.friday night...east wind 10 to 15 knots with gusts up to
25 knots. mostly cloudy. a chance of showers after midnight.
waves 2 to 4 feet. 

$$