fzus52 kchs 230940
cwfchs
expires:202601232300;;378890

coastal waters forecast
national weather service charleston sc
440 am est fri jan 23 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


amz330-232300-
charleston harbor-
440 am est fri jan 23 2026

.today...ne winds 5 to 10 kt. 
.tonight...ne winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts to 20 kt after midnight. a slight chance of showers. 
.sat...ne winds 15 kt with gusts to 20 kt. a chance of rain in
the afternoon. 
.sat night...ne winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. waves 1 to 2 ft. rain.
.sun...n winds 5 to 10 kt, becoming w in the afternoon. rain
likely in the morning, then a chance of showers in the afternoon.
.sun night...sw winds 10 to 15 kt with gusts to 20 kt. a slight
chance of tstms in the evening. showers.
.mon...w winds 15 kt. 
.mon night...nw winds 10 to 15 kt. 
.tue...nw winds 5 to 10 kt. 
.tue night...w winds 5 to 10 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 230940
cwfchs
expires:202601232300;;378891

coastal waters forecast
national weather service charleston sc
440 am est fri jan 23 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


amz350-232300-
waters from south santee river to edisto beach sc out 20 nm-
440 am est fri jan 23 2026

...small craft advisory in effect from late tonight through
tuesday morning...

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

$$