fzus52 kchs 202139
cwfchs
expires:202603211100;;025906

coastal waters forecast
national weather service charleston sc
539 pm edt fri mar 20 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


amz330-211100-
charleston harbor-
539 pm edt fri mar 20 2026

.tonight...s winds 5 kt, becoming sw late. 
.sat...sw winds 10 kt. 
.sat night...sw winds 5 to 10 kt. 
.sun...sw winds 5 to 10 kt. 
.sun night...sw winds 10 kt. 
.mon...sw winds 10 kt. 
.mon night...w winds 10 kt, becoming ne with gusts to 20 kt after
midnight. a slight chance of showers and tstms. 
.tue...ne winds 15 kt. 
.tue night...ne winds 10 to 15 kt. a slight chance of showers. 
.wed...e winds 5 kt. a slight chance of showers. 
.wed night...se winds 5 kt.  

winds and waves higher in and near tstms.

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 61 degrees. 

$$

fzus52 kchs 202139
cwfchs
expires:202603211100;;025907

coastal waters forecast
national weather service charleston sc
539 pm edt fri mar 20 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


amz350-211100-
waters from south santee river to edisto beach sc out 20 nm-
539 pm edt fri mar 20 2026

.tonight...s winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts
to 20 kt after midnight. seas 3 to 4 ft. wave detail: e 4 ft at
10 seconds. 
.sat...sw winds 10 to 15 kt with gusts to 20 kt. seas 4 to 5 ft.
wave detail: e 4 ft at 10 seconds and sw 3 ft at 4 seconds. 
.sat night...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail:
sw 3 ft at 5 seconds and e 3 ft at 10 seconds. 
.sun...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail: sw 3 ft
at 5 seconds and e 3 ft at 10 seconds. 
.sun night...sw winds 15 to 20 kt. seas 3 to 4 ft. wave detail:
sw 4 ft at 5 seconds and e 2 ft at 9 seconds. 
.mon...sw winds 15 kt with gusts to 20 kt. seas 3 to 4 ft. wave
detail: sw 4 ft at 6 seconds and e 2 ft at 9 seconds. 
.mon night...w winds 20 to 25 kt, becoming ne 25 to 30 kt after
midnight. seas 3 to 4 ft, building to 4 to 5 ft after midnight. a
slight chance of showers and tstms. 
.tue...ne winds 25 to 30 kt. seas 6 to 8 ft. 
.tue night...ne winds 15 to 20 kt. seas 5 to 7 ft. a slight
chance of showers. 
.wed...e winds 10 to 15 kt. seas 4 to 5 ft. a slight chance of
showers. 
.wed night...e winds 10 to 15 kt. seas 3 to 4 ft.  

winds and seas higher in and near tstms.

$$