(1/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/18/2025 1:23 AM America/New_York.
Valid through 9/18/2025 2:30 PM America/New_York.
fzus52 kchs 180523
cwfchs
expires:202509181830;;173180
coastal waters forecast
national weather service charleston sc
123 am edt thu sep 18 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz330-181830-
charleston harbor-
123 am edt thu sep 18 2025
.rest of tonight...sw winds 5 kt.
.thu...w winds 5 kt, becoming s 10 to 15 kt with gusts to 20 kt
in the afternoon.
.thu night...se winds 5 to 10 kt, diminishing to 5 kt after
midnight.
.fri...ne winds 5 kt, becoming e in the afternoon.
.fri night...e winds 5 to 10 kt.
.sat...ne winds 5 to 10 kt, becoming e 10 to 15 kt with gusts to
20 kt in the afternoon.
.sat night...ne winds 10 to 15 kt with gusts to 20 kt.
.sun...ne winds 15 to 20 kt. waves 1 to 2 ft. a slight chance of
showers and tstms.
.sun night...ne winds 15 to 20 kt. waves 1 to 2 ft.
.mon...ne winds 10 to 15 kt. a slight chance of showers and
tstms.
.mon night...ne winds 10 to 15 kt. a slight chance of showers and
tstms.
winds and waves higher in and near tstms.
unless otherwise noted, waves 1 foot or less.
charleston harbor water temperature 77 degrees.
$$
(2/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/18/2025 1:23 AM America/New_York.
Valid through 9/18/2025 2:30 PM America/New_York.
fzus52 kchs 180523
cwfchs
expires:202509181830;;173181
coastal waters forecast
national weather service charleston sc
123 am edt thu sep 18 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz350-181830-
waters from south santee river to edisto beach sc out 20 nm-
123 am edt thu sep 18 2025
.rest of tonight...sw winds 5 to 10 kt. seas 1 to 2 ft. wave
detail: sw 2 ft at 3 seconds and e 2 ft at 8 seconds.
.thu...w winds 5 kt, becoming s 5 to 10 kt in the afternoon. seas
1 to 2 ft. wave detail: e 2 ft at 8 seconds and sw 1 foot at 3
seconds.
.thu night...se winds 5 to 10 kt, diminishing to 5 kt after
midnight. seas 1 to 2 ft. wave detail: e 2 ft at 8 seconds and sw
1 foot at 3 seconds.
.fri...ne winds 5 kt, becoming e in the afternoon. seas 2 ft.
wave detail: e 2 ft at 9 seconds and s 1 foot at 4 seconds.
.fri night...e winds 5 to 10 kt. seas 2 ft. wave detail: se 2 ft
at 5 seconds and e 2 ft at 8 seconds.
.sat...ne winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 3 ft, building to 3 to 4 ft in the
afternoon. wave detail: e 3 ft at 8 seconds, becoming e 4 ft at
8 seconds. a slight chance of showers in the afternoon.
.sat night...ne winds 15 to 20 kt. seas 4 to 5 ft. a slight
chance of showers. a slight chance of tstms after midnight.
.sun...ne winds 20 to 25 kt. seas 4 to 6 ft. a slight chance of
showers and tstms.
.sun night...ne winds 15 to 20 kt. seas 5 to 6 ft. a slight
chance of showers and tstms.
.mon...ne winds 15 to 20 kt. seas 4 to 6 ft. a chance of showers
and tstms.
.mon night...e winds 10 to 15 kt. seas 4 to 5 ft. a chance of
showers and tstms.
winds and seas higher in and near tstms.
$$
(3/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/18/2025 1:23 AM America/New_York.
Valid through 9/18/2025 2:30 PM America/New_York.
fzus52 kchs 180523
cwfchs
expires:202509181830;;173182
coastal waters forecast
national weather service charleston sc
123 am edt thu sep 18 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz352-181830-
waters from edisto beach sc to savannah ga out 20 nm-
123 am edt thu sep 18 2025
.rest of tonight...sw winds 5 to 10 kt. seas 1 to 2 ft. wave
detail: e 2 ft at 8 seconds and sw 1 foot at 3 seconds.
.thu...w winds 5 kt, becoming s 5 to 10 kt in the afternoon. seas
1 to 2 ft. wave detail: e 2 ft at 8 seconds and sw 1 foot at 3
seconds.
.thu night...se winds 5 to 10 kt. seas 1 to 2 ft. wave detail: e
2 ft at 8 seconds and s 1 foot at 2 seconds.
.fri...ne winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft at
8 seconds and s 1 foot at 4 seconds.
.fri night...e winds 5 to 10 kt. seas 2 ft. wave detail: se 2 ft
at 8 seconds.
.sat...ne winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 3 ft, building to 3 to 4 ft in the
afternoon. wave detail: e 3 ft at 8 seconds, becoming e 4 ft at
8 seconds. a slight chance of showers and tstms in the afternoon.
.sat night...ne winds 15 to 20 kt. seas 3 to 4 ft. a slight
chance of showers and tstms.
.sun...ne winds 20 to 25 kt. seas 4 to 6 ft. a slight chance of
showers and tstms.
.sun night...ne winds 15 to 20 kt. seas 4 to 6 ft. a slight
chance of showers and tstms.
.mon...ne winds 15 to 20 kt. seas 4 to 5 ft. a chance of showers
and tstms.
.mon night...e winds 10 to 15 kt. seas 4 to 5 ft. a chance of
showers and tstms.
winds and seas higher in and near tstms.
$$
(4/6)
Latest Coastal Waters Forecast by KILM
Issued 9/18/2025 1:49 AM America/New_York.
Valid through 9/18/2025 2:45 PM America/New_York.
fzus52 kilm 180549
cwfilm
expires:202509181845;;174860
coastal waters forecast
national weather service wilmington nc
149 am edt thu sep 18 2025
surf city nc to south santee river sc out 20 nm
amz252-181845-
coastal waters from cape fear nc to little river inlet sc out
20 nm-
149 am edt thu sep 18 2025
.rest of tonight...nw winds 10 kt. seas 2 to 3 ft. wave detail:
sw 2 ft at 4 seconds and e 2 ft at 8 seconds.
.thu...n winds 5 to 10 kt, becoming se in the afternoon. seas
2 ft. wave detail: sw 2 ft at 4 seconds and e 2 ft at 8 seconds.
.thu night...s winds 5 kt, becoming sw after midnight. seas 2 ft.
wave detail: e 2 ft at 8 seconds and sw 1 ft at 3 seconds.
.fri...n winds 5 kt, becoming e in the afternoon. seas 2 ft. wave
detail: e 2 ft at 8 seconds and sw 1 ft at 3 seconds.
.fri night...se winds 5 to 10 kt, becoming ne after midnight.
seas 2 ft. wave detail: se 2 ft at 8 seconds and se 1 ft at
4 seconds.
.sat...ne winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 4 ft. wave detail: e 3 ft at 8 seconds.
.sat night...ne winds 15 to 20 kt. seas 3 to 5 ft. wave detail:
se 4 ft at 6 seconds.
.sun...ne winds 15 to 20 kt. seas 3 to 5 ft. a chance of showers.
.sun night...ne winds 15 to 20 kt. seas 3 to 5 ft.
.mon...ne winds 10 to 15 kt. seas 3 to 5 ft.
.mon night...ne winds 10 to 15 kt. seas 3 to 5 ft. a chance of
showers after midnight.
$$
(5/6)
Latest Coastal Waters Forecast by KILM
Issued 9/18/2025 1:49 AM America/New_York.
Valid through 9/18/2025 2:45 PM America/New_York.
fzus52 kilm 180549
cwfilm
expires:202509181845;;174861
coastal waters forecast
national weather service wilmington nc
149 am edt thu sep 18 2025
surf city nc to south santee river sc out 20 nm
amz254-181845-
coastal waters from little river inlet to murrells inlet sc out
20 nm-
149 am edt thu sep 18 2025
.rest of tonight...w winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: s 2 ft at 4 seconds and e 1 ft at 9 seconds.
.thu...nw winds 5 to 10 kt, becoming se in the afternoon. seas
2 ft. wave detail: sw 2 ft at 4 seconds and e 1 ft at 9 seconds.
.thu night...s winds 5 to 10 kt, becoming sw after midnight. seas
2 ft. wave detail: s 1 ft at 3 seconds and se 1 ft at 9 seconds.
.fri...n winds 5 kt, becoming e in the afternoon. seas 2 ft. wave
detail: se 2 ft at 9 seconds and s 1 ft at 3 seconds.
.fri night...se winds 5 to 10 kt, becoming e after midnight. seas
2 ft. wave detail: se 2 ft at 8 seconds and se 1 ft at 3 seconds.
.sat...ne winds 5 to 10 kt, becoming e 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: e 3 ft at
8 seconds.
.sat night...ne winds 15 to 20 kt. seas 3 to 4 ft. wave detail: e
4 ft at 6 seconds.
.sun...ne winds 15 to 20 kt. seas 3 to 4 ft.
.sun night...ne winds 15 to 20 kt. seas 3 to 5 ft.
.mon...ne winds 10 to 15 kt. seas 3 to 4 ft.
.mon night...e winds 10 to 15 kt. seas 2 to 4 ft.
$$
(6/6)
Latest Coastal Waters Forecast by KILM
Issued 9/18/2025 1:49 AM America/New_York.
Valid through 9/18/2025 2:45 PM America/New_York.
fzus52 kilm 180549
cwfilm
expires:202509181845;;174862
coastal waters forecast
national weather service wilmington nc
149 am edt thu sep 18 2025
surf city nc to south santee river sc out 20 nm
amz256-181845-
coastal waters from murrells inlet to south santee river sc out
20 nm-
149 am edt thu sep 18 2025
.rest of tonight...sw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: sw 2 ft at 4 seconds and e 2 ft at 9 seconds.
.thu...n winds 5 to 10 kt, becoming se in the afternoon. seas
2 ft. wave detail: e 2 ft at 9 seconds and sw 1 ft at 3 seconds.
.thu night...s winds 5 to 10 kt, becoming sw after midnight. seas
2 ft. wave detail: e 2 ft at 9 seconds and s 1 ft at 3 seconds.
.fri...n winds 5 kt, becoming e in the afternoon. seas 2 ft. wave
detail: se 2 ft at 9 seconds and s 1 ft at 3 seconds.
.fri night...se winds 5 to 10 kt, becoming e after midnight. seas
2 ft. wave detail: e 2 ft at 8 seconds and se 1 ft at 3 seconds.
.sat...ne winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 4 ft. wave detail: e 4 ft at 6 seconds.
.sat night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: e 5 ft at 6 seconds.
.sun...ne winds 20 kt. seas 3 to 5 ft.
.sun night...ne winds 15 to 20 kt. seas 4 to 5 ft.
.mon...ne winds 15 to 20 kt. seas 3 to 5 ft.
.mon night...e winds 10 to 15 kt. seas 3 to 5 ft. a chance of
showers and tstms after midnight.
winds and seas higher in and near tstms.
$$
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