fzus52 kchs 222121
cwfchs
expires:202601231130;;349496

coastal waters forecast
national weather service charleston sc
421 pm est thu jan 22 2026

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


amz330-231130-
charleston harbor-
421 pm est thu jan 22 2026

.tonight...se winds 5 kt, becoming variable less than 5 kt.
.fri...ne winds 5 kt. 
.fri night...ne winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts to 20 kt after midnight. a chance of showers, mainly in the
evening. 
.sat...ne winds 15 kt with gusts to 20 kt. a slight chance of
showers in the morning, then a chance of showers in the
afternoon. 
.sat night...ne winds 15 kt with gusts to 20 kt, diminishing to
5 to 10 kt after midnight. showers likely. 
.sun...n winds 5 kt, becoming sw in the afternoon. a chance of
showers. 
.sun night...sw winds 10 to 15 kt with gusts to 20 kt. showers. a
slight chance of tstms after midnight. 
.mon...nw winds 15 kt. a slight chance of showers. 
.mon night...nw winds 10 to 15 kt. 
.tue...nw winds 5 to 10 kt. 
.tue night...w winds 5 kt.  

winds and waves higher in and near tstms.

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 52 degrees. 

$$

fzus52 kchs 222121
cwfchs
expires:202601231130;;349497

coastal waters forecast
national weather service charleston sc
421 pm est thu jan 22 2026

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


amz350-231130-
waters from south santee river to edisto beach sc out 20 nm-
421 pm est thu jan 22 2026

...small craft advisory in effect from late friday night through
tuesday morning...

.tonight...se winds 5 kt, becoming ne 5 to 10 kt. seas 2 to 3 ft,
building to 3 to 4 ft. wave detail: se 4 ft at 10 seconds. 
.fri...ne winds 5 to 10 kt. seas 3 to 4 ft. wave detail: se 4 ft
at 10 seconds. 
.fri night...ne winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. seas 3 to 5 ft, building to 4 to 6 ft after 
midnight. wave detail: e 4 ft at 10 seconds, becoming ne 5 ft at 5
seconds and e 4 ft at 10 seconds. a chance of showers. 
.sat...ne winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. seas 6 to 8 ft, building to 7 to 9 ft in the
afternoon. wave detail: ne 7 ft at 7 seconds and se 3 ft at
10 seconds, becoming e 9 ft at 8 seconds. a chance of showers in
the morning, then showers likely in the afternoon. 
.sat night...ne winds 25 to 30 kt, diminishing to 15 to 20 kt
after midnight. seas 8 to 10 ft, subsiding to 7 to 9 ft after
midnight. wave detail: e 9 ft at 9 seconds. showers.
.sun...n winds 10 kt, becoming sw in the afternoon. seas 5 to
7 ft, subsiding to 5 to 6 ft in the afternoon. wave detail: e
7 ft at 9 seconds, becoming e 6 ft at 9 seconds. a chance of
showers. 
.sun night...sw winds 20 to 25 kt with gusts to 30 kt. seas 5 to
7 ft, building to 6 to 8 ft after midnight. showers with a slight
chance of tstms. 
.mon...nw winds 20 to 25 kt. seas 5 to 7 ft. a chance of showers.
.mon night...nw winds 20 to 25 kt. seas 4 to 6 ft.
.tue...nw winds 15 to 20 kt. gusts to 25 kt early. seas 3 to 4 ft.
.tue night...w winds 5 to 10 kt. seas 2 to 3 ft.  

winds and seas higher in and near tstms.

$$