fzus52 kchs 170940
cwfchs
expires:202602172300;;777262

coastal waters forecast
national weather service charleston sc
440 am est tue feb 17 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


amz330-172300-
charleston harbor-
440 am est tue feb 17 2026

.today...ne winds 5 kt, becoming e late. 
.tonight...variable winds 5 kt. 
.wed...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
to 20 kt in the afternoon. 
.wed night...sw winds 5 to 10 kt. 
.thu...sw winds 5 to 10 kt. a slight chance of showers. 
.thu night...sw winds 10 kt. 
.fri...sw winds 10 to 15 kt. a chance of showers. 
.fri night...sw winds 5 to 10 kt. a chance of showers. 
.sat...sw winds 10 kt. a chance of showers. 
.sat night...sw winds 5 to 10 kt. a chance of showers.  

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 50 degrees. 

$$

fzus52 kchs 170940
cwfchs
expires:202602172300;;777263

coastal waters forecast
national weather service charleston sc
440 am est tue feb 17 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


amz350-172300-
waters from south santee river to edisto beach sc out 20 nm-
440 am est tue feb 17 2026

.today...ne winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e 3 ft
at 9 seconds and se 2 ft at 8 seconds. 
.tonight...se winds 5 kt, becoming s after midnight. seas 3 ft.
wave detail: e 3 ft at 12 seconds and se 2 ft at 7 seconds. 
.wed...sw winds 10 to 15 kt with gusts to 20 kt. seas 3 to 4 ft,
building to 4 to 5 ft in the afternoon. wave detail: se 3 ft at
7 seconds and e 3 ft at 11 seconds, becoming s 4 ft at 6 seconds
and e 2 ft at 11 seconds. a slight chance of showers in the
afternoon. 
.wed night...sw winds 10 to 15 kt. seas 4 to 5 ft, subsiding to
3 to 4 ft after midnight. wave detail: s 4 ft at 6 seconds and e
2 ft at 11 seconds. a slight chance of showers in the evening.
patchy fog. 
.thu...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail: s 4 ft
at 6 seconds and e 2 ft at 12 seconds. a slight chance of
showers. 
.thu night...sw winds 15 kt with gusts to 20 kt. seas 3 to 4 ft.
wave detail: s 4 ft at 6 seconds and e 1 foot at 13 seconds.
patchy fog. 
.fri...sw winds 15 to 20 kt. seas 4 to 5 ft. a chance of showers.
.fri night...sw winds 10 to 15 kt. seas 4 to 5 ft. a chance of
showers. 
.sat...sw winds 10 to 15 kt. seas 3 ft. a chance of showers. 
.sat night...w winds 15 to 20 kt. seas 3 to 4 ft. showers likely
with a slight chance of tstms.  

winds and seas higher in and near tstms.

$$