fzus61 kbuf 180202
glflo 
expires:202509180900;;165632

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt wed sep 17 2025

for waters beyond five nautical miles of shore on lake ontario

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.

.synopsis...a 30.3 inch high across quebec will drift east off the 
new england coast tonight, while remaining ridged over the lake. a 
cold front will cross the lake thursday night, with another area of 
high pressure over western ontario builds southeast across the lower 
great lakes friday and saturday.


loz063>065-180900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm edt wed sep 17 2025

.overnight...southeast winds 10 knots or less becoming
southwest. waves 1 foot or less. 
.thursday...southwest winds 5 to 15 knots becoming west. patchy
fog early. waves 2 feet or less. 
.thursday night...west winds 10 to 15 knots becoming north 15 to
20 knots. waves 1 to 3 feet building to 3 to 5 feet. 
.friday...north winds 15 to 20 knots becoming northwest 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.friday night...northwest winds 5 to 15 knots becoming northeast.
waves 1 to 3 feet. 
.saturday...northeast winds 5 to 15 knots becoming southeast.
waves 1 to 3 feet. 
.sunday...southeast winds 10 to 15 knots becoming south 15 to
20 knots. a chance of showers sunday night. waves 1 to 3 feet
building to 2 to 4 feet. 
.monday...south winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers. waves 2 to 4 feet subsiding to
2 feet or less. 

$$

fzus61 kbuf 180202
glflo 
expires:202509180900;;165631

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt wed sep 17 2025

for waters beyond five nautical miles of shore on lake ontario

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.

.synopsis...a 30.3 inch high across quebec will drift east off the 
new england coast tonight, while remaining ridged over the lake. a 
cold front will cross the lake thursday night, with another area of 
high pressure over western ontario builds southeast across the lower 
great lakes friday and saturday.


loz062-180900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt wed sep 17 2025

.overnight...east winds less than 10 knots becoming west.
areas of fog. waves 1 foot or less. 
.thursday...west winds 5 to 10 knots becoming southwest. areas of
fog in the morning. waves 2 feet or less. 
.thursday night...west winds 5 to 15 knots becoming north 15 to
20 knots. waves 2 feet or less building to 2 to 4 feet. 
.friday...north winds 15 to 20 knots diminishing to less than
10 knots. waves 1 to 3 feet subsiding to 1 foot or less. 
.friday night...north winds 10 knots or less becoming east and
increasing to 15 to 20 knots overnight. waves 2 feet or less
building to 2 to 3 feet. 
.saturday...east winds 10 to 15 knots. waves 1 to 3 feet. 
.sunday...southeast winds 5 to 10 knots becoming south. a chance
of showers sunday night. waves 1 to 2 feet. 
.monday...south winds 5 to 10 knots becoming southwest. a chance
of showers. waves 1 to 2 feet. 

$$

fzus61 kcle 180140
glfle 
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open lake forecast for lake erie
national weather service cleveland oh
940 pm edt wed sep 17 2025

for waters beyond five nautical miles of shore on lake erie

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.

.synopsis...
high pressure ridging averaging 30.20 inches and extending from
new england lingers over lake erie through the day thursday. a 
cold front will sweep southward across the lake thursday evening 
into thursday night. behind the front, another ridge averaging 
30.20 inches affects lake erie as the parent high pressure center 
moves from near hudson bay thursday evening to atlantic waters 
near nova scotia by this monday. however, a warm front will sweep 
northward across lake erie on sunday into early monday.


lez061-169-180815-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
940 pm edt wed sep 17 2025

.overnight...light and variable winds. waves 1 foot or
less. 
.thursday...southwest winds 10 knots or less. waves 2 feet or
less. 
.thursday night...southwest winds 5 to 10 knots becoming
northeast. waves 1 to 2 feet. 
.friday...northeast winds around 10 knots. waves 1 to 2 feet. 
.friday night...northeast winds 10 to 15 knots becoming east.
waves 1 to 3 feet. 
.saturday...east winds 10 to 15 knots becoming southeast. waves
1 to 3 feet. 
.sunday...south winds 5 to 15 knots. a chance of showers sunday
night. waves 1 to 3 feet. 
.monday...south winds 5 to 15 knots. a chance of showers monday
night. waves 1 to 3 feet. 

$$

fzus61 kcle 180140
glfle 
expires:202509180815;;165034

open lake forecast for lake erie
national weather service cleveland oh
940 pm edt wed sep 17 2025

for waters beyond five nautical miles of shore on lake erie

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.

.synopsis...
high pressure ridging averaging 30.20 inches and extending from
new england lingers over lake erie through the day thursday. a 
cold front will sweep southward across the lake thursday evening 
into thursday night. behind the front, another ridge averaging 
30.20 inches affects lake erie as the parent high pressure center 
moves from near hudson bay thursday evening to atlantic waters 
near nova scotia by this monday. however, a warm front will sweep 
northward across lake erie on sunday into early monday.


lez162-163-180815-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
940 pm edt wed sep 17 2025

.overnight...southeast winds less than 10 knots. waves
1 foot or less. 
.thursday...light and variable winds. waves 1 foot or less. 
.thursday night...southeast winds 10 knots or less becoming
northeast. waves 1 foot or less. 
.friday...northeast winds around 10 knots becoming east. waves
2 feet or less. 
.friday night...northeast winds 10 to 15 knots becoming east.
waves 1 to 3 feet. 
.saturday...east winds 10 to 15 knots becoming southeast. waves
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...south winds around 10 knots. a chance of showers. waves
2 feet or less. 

$$

fzus61 kcle 180140
glfle 
expires:202509180815;;165035

open lake forecast for lake erie
national weather service cleveland oh
940 pm edt wed sep 17 2025

for waters beyond five nautical miles of shore on lake erie

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.

.synopsis...
high pressure ridging averaging 30.20 inches and extending from
new england lingers over lake erie through the day thursday. a 
cold front will sweep southward across the lake thursday evening 
into thursday night. behind the front, another ridge averaging 
30.20 inches affects lake erie as the parent high pressure center 
moves from near hudson bay thursday evening to atlantic waters 
near nova scotia by this monday. however, a warm front will sweep 
northward across lake erie on sunday into early monday.


lez164>168-180815-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
940 pm edt wed sep 17 2025

.overnight...light and variable winds. waves 1 foot or
less. 
.thursday...west winds 10 knots or less. waves 1 foot or less. 
.thursday night...southwest winds 5 to 10 knots becoming
northeast. waves 1 foot or less. 
.friday...northeast winds 5 to 10 knots. waves 1 to 2 feet. 
.friday night...northeast winds 10 to 15 knots becoming east.
waves 1 to 3 feet. 
.saturday...east winds 10 to 15 knots becoming southeast. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.sunday...south winds 5 to 15 knots. a chance of showers sunday
night. waves 1 to 3 feet. 
.monday...south winds 5 to 15 knots. a chance of showers. waves
1 to 3 feet. 

$$

fzus63 kdtx 180203
glfsc 
expires:202509181015;;165681

lake st clair forecast
national weather service detroit/pontiac mi
1003 pm edt wed sep 17 2025

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.

.synopsis...high pressure, 30.00 inches, over the central and
eastern great lakes will gradually weaken into thursday. a
stronger high developing over northern ontario forces a weak cold
front across the region thursday. the high pressure then
gradually shifts southeast across ontario before reaching
southern quebec on saturday and new england on sunday.


lcz460-181015-
lake st clair-
1003 pm edt wed sep 17 2025

.rest of tonight...light and variable winds. clear. waves nearly
calm.
.thursday...light and variable winds becoming southwest 5 to 10
knots early in the afternoon...then backing to the east late in the
afternoon. mostly sunny. waves 2 feet or less.
.thursday night...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 2 feet or less.
.friday...northeast winds 5 to 10 knots increasing to 10 to 15 knots
early in the afternoon. partly sunny. waves 2 feet or less.
.friday night...northeast winds 10 to 15 knots. mostly clear. waves
2 feet or less.
.saturday...east winds 10 to 15 knots. mostly sunny becoming partly
sunny in the afternoon becoming mostly clear. waves 2 feet or less.
.sunday...south winds 10 to 15 knots. partly cloudy. a chance of
showers. waves 2 feet or less.
.monday...south winds 10 to 15 knots. partly cloudy. a chance of
showers. waves 2 feet or less.

$$

fzus63 kdtx 180200
glflh 
expires:202509181000;;165395

open lake forecast for lake huron
national weather service detroit/pontiac mi
1000 pm edt wed sep 17 2025

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...high pressure, 30.00 inches, over the central and
eastern great lakes will gradually weaken into thursday. a
stronger high developing over northern ontario forces a weak cold
front across the region thursday. the high pressure then
gradually shifts southeast across ontario before reaching
southern quebec on saturday and new england on sunday.


lhz362-363-181000-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
1000 pm edt wed sep 17 2025

.rest of tonight...south winds 5 to 10 knots veering to the west
early in the morning. waves 2 feet or less. 
.thursday...northwest winds 5 to 10 knots becoming north 10 to
15 knots in the late morning and afternoon. waves 1 to 3 feet. 
.thursday night...northwest winds 5 to 10 knots veering to the
north in the late evening and early morning...then becoming
northeast 10 to 15 knots after midnight. waves 1 to 3 feet. 
.friday...northeast winds 10 to 15 knots. waves 2 to 4 feet. 
.friday night...northeast winds 5 to 10 knots becoming east 10 to
15 knots in the late evening and overnight. waves 2 to 4 feet. 
.saturday...east winds 10 to 15 knots. waves 3 to 5 feet. 
.sunday...southeast winds 10 to 15 knots. a chance of showers.
waves 2 to 4 feet. 
.monday...south winds 10 to 15 knots decreasing to 5 to 10 knots
until early morning. a chance of showers. waves 2 to 4 feet
subsiding to 1 to 3 feet until early morning. 


$$

fzus63 kdtx 180200
glflh 
expires:202509181000;;165396

open lake forecast for lake huron
national weather service detroit/pontiac mi
1000 pm edt wed sep 17 2025

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...high pressure, 30.00 inches, over the central and
eastern great lakes will gradually weaken into thursday. a
stronger high developing over northern ontario forces a weak cold
front across the region thursday. the high pressure then
gradually shifts southeast across ontario before reaching
southern quebec on saturday and new england on sunday.


lhz462>464-181000-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
1000 pm edt wed sep 17 2025

.rest of tonight...light and variable winds. waves 2 feet or
less. 
.thursday...southwest winds 5 to 10 knots veering to the west
late in the morning...then becoming north 10 to 15 knots in the
afternoon. waves 2 feet or less. 
.thursday night...north winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and early morning...then becoming
northeast 10 to 15 knots after midnight. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. 
.friday...northeast winds 10 to 15 knots. waves 2 to 4 feet. 
.friday night...north winds 15 to 20 knots becoming northeast
10 to 15 knots in the late evening and overnight. waves 2 to
4 feet. 
.saturday...east winds 10 to 15 knots becoming southeast 5 to
10 knots late in the morning...then becoming east 10 to 15 knots
late in the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet
late in the afternoon...then building to 2 to 4 feet late in the
evening. 
.sunday...southeast winds 10 to 15 knots. a chance of showers
until early morning. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.monday...south winds 10 to 15 knots decreasing to 5 to 10 knots
in the late evening and early morning. a chance of showers. waves
1 to 3 feet. 


$$

fzus63 kdtx 180200
glflh 
expires:202509181000;;165394

open lake forecast for lake huron
national weather service detroit/pontiac mi
1000 pm edt wed sep 17 2025

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...high pressure, 30.00 inches, over the central and
eastern great lakes will gradually weaken into thursday. a
stronger high developing over northern ontario forces a weak cold
front across the region thursday. the high pressure then
gradually shifts southeast across ontario before reaching
southern quebec on saturday and new england on sunday.


lhz361-181000-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
1000 pm edt wed sep 17 2025

.rest of tonight...southwest winds 5 to 10 knots veering to the
northwest after midnight. waves 2 feet or less. 
.thursday...northwest winds 5 to 10 knots. waves 2 feet or less. 
.thursday night...north winds 5 to 10 knots becoming northeast
10 to 15 knots after midnight. waves 2 feet or less. 
.friday...northeast winds 10 to 15 knots becoming east 5 to
10 knots in the late morning and afternoon. waves 1 to 3 feet. 
.friday night...light and variable winds becoming east 10 to
15 knots. waves 1 to 3 feet. 
.saturday...east winds 10 to 15 knots becoming southeast 15 to
20 knots late in the morning...then decreasing to 10 to 15 knots
late in the afternoon. a chance of showers late in the evening.
waves 3 to 5 feet. 
.sunday...southeast winds 10 to 15 knots decreasing to 5 to
10 knots. a chance of showers. waves 2 to 4 feet subsiding to
1 to 3 feet in the late evening and early morning. 
.monday...south winds 5 to 10 knots until afternoon becoming
light and variable...then becoming south 5 to 10 knots in the
late evening and early morning. a chance of showers. waves 1 to
3 feet. 


$$