fzus52 kchs 120556
cwfchs
expires:202601121900;;208301

coastal waters forecast
national weather service charleston sc
1255 am est mon jan 12 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


amz330-121900-
charleston harbor-
1255 am est mon jan 12 2026

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

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 57 degrees. 

$$

fzus52 kchs 120556
cwfchs
expires:202601121900;;208302

coastal waters forecast
national weather service charleston sc
1255 am est mon jan 12 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


amz350-121900-
waters from south santee river to edisto beach sc out 20 nm-
1255 am est mon jan 12 2026

...small craft advisory in effect until 7 am est this morning...

.rest of tonight...n winds 20 to 25 kt. seas 4 to 5 ft. wave
detail: nw 4 ft at 5 seconds and ne 4 ft at 6 seconds. 
.mon...ne winds 15 to 20 kt, diminishing to 5 to 10 kt in the
afternoon. seas 3 to 4 ft, subsiding to 2 to 3 ft in the
afternoon. wave detail: ne 4 ft at 6 seconds, becoming ne 3 ft at
6 seconds. 
.mon night...n winds 5 kt. seas 2 to 3 ft. wave detail: ne 3 ft
at 6 seconds. 
.tue...n winds 5 kt, becoming nw in the afternoon. seas 2 ft.
wave detail: e 2 ft at 7 seconds. 
.tue night...sw winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft
at 8 seconds and w 1 foot at 2 seconds. 
.wed...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 3 seconds and se 2 ft at 8 seconds. a chance of showers. 
.wed night...w winds 15 to 20 kt with gusts to 25 kt. seas 3 to
4 ft, building to 4 to 5 ft after midnight. a chance of showers,
mainly in the evening. 
.thu...w winds 25 to 30 kt. seas 4 to 6 ft. a chance of showers. 
.thu night...nw winds 25 to 30 kt. seas 4 to 6 ft. a slight
chance of showers. 
.fri...w winds 10 to 15 kt. seas 3 to 4 ft. 
.fri night...sw winds 10 to 15 kt. seas 2 to 3 ft. 

$$