fzus52 kchs 180522
cwfchs
expires:202505181815;;713549

coastal waters forecast
national weather service charleston sc
122 am edt sun may 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


amz330-181815-
charleston harbor-
122 am edt sun may 18 2025

.rest of tonight...w winds 10 to 15 kt. 
.sun...w winds 5 kt, becoming sw in the afternoon. a slight
chance of showers and tstms in the afternoon. 
.sun night...sw winds 5 to 10 kt. a slight chance of showers and
tstms in the evening. 
.mon...nw winds 5 kt, becoming s in the afternoon. a chance of
showers and tstms in the afternoon. 
.mon night...sw winds 5 to 10 kt. a chance of showers and tstms
in the evening. 
.tue...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
to 20 kt in the afternoon. 
.tue night...sw winds 10 to 15 kt with gusts to 20 kt. 
.wed...sw winds 15 to 20 kt. waves 1 to 2 ft. a slight chance of
showers and tstms. 
.wed night...w winds 15 to 20 kt. waves 1 to 2 ft. a slight
chance of showers and tstms. 
.thu...w winds 15 to 20 kt. waves 1 to 2 ft. 
.thu night...nw winds 10 to 15 kt.  

winds and waves higher in and near tstms.

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 77 degrees. 

$$

fzus52 kchs 180522
cwfchs
expires:202505181815;;713550

coastal waters forecast
national weather service charleston sc
122 am edt sun may 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


amz350-181815-
waters from south santee river to edisto beach sc out 20 nm-
122 am edt sun may 18 2025

.rest of tonight...w winds 10 to 15 kt with gusts to 20 kt. seas 
2 to 3 ft. wave detail: sw 3 ft at 5 seconds and se 2 ft at 8 
seconds.
.sun...w winds 5 to 10 kt, becoming sw in the afternoon. seas 2 
to 3 ft. wave detail: sw 2 ft at 5 seconds and se 2 ft at 8 
seconds. a slight chance of showers and tstms in the afternoon.
.sun night...sw winds 5 to 10 kt. seas 2 ft. wave detail: sw 2 ft
at 5 seconds and se 2 ft at 8 seconds. a slight chance of showers
and tstms in the evening. 
.mon...nw winds 5 kt, becoming se in the afternoon. seas 2 ft.
wave detail: se 2 ft at 9 seconds and s 1 foot at 4 seconds. a
slight chance of showers and tstms in the afternoon. 
.mon night...sw winds 5 to 10 kt. seas 2 ft. wave detail: s 2 ft
at 5 seconds and se 2 ft at 9 seconds. a slight chance of showers
and tstms in the evening. 
.tue...sw winds 5 to 10 kt. seas 2 ft. wave detail: s 2 ft at
4 seconds and se 1 foot at 8 seconds. 
.tue night...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.wed...sw winds 15 to 20 kt. seas 4 to 5 ft. a slight chance of
showers and tstms. 
.wed night...w winds 15 to 20 kt. seas 3 to 4 ft. a chance of
showers and tstms. 
.thu...w winds 15 to 20 kt. seas 3 to 4 ft. 
.thu night...nw winds 15 kt. seas 2 to 3 ft.  

winds and seas higher in and near tstms.

$$