fzus52 kchs 180940
cwfchs
expires:202601182300;;092796

coastal waters forecast
national weather service charleston sc
440 am est sun jan 18 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


amz330-182300-
charleston harbor-
440 am est sun jan 18 2026

.today...n winds 10 kt, becoming nw this afternoon. showers until
late afternoon, then a chance of showers late. vsby 1 to 3 nm
late this morning. 
.tonight...w winds 10 kt. 
.mon...w winds 10 kt. 
.mon night...nw winds 5 to 10 kt. 
.tue...n winds 5 kt. 
.tue night...ne winds 5 kt. 
.wed...ne winds 5 to 10 kt. 
.wed night...n winds 5 kt. 
.thu...nw winds 5 kt. a slight chance of showers. 
.thu night...n winds 5 kt.  

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 54 degrees. 

$$

fzus52 kchs 180940
cwfchs
expires:202601182300;;092797

coastal waters forecast
national weather service charleston sc
440 am est sun jan 18 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


amz350-182300-
waters from south santee river to edisto beach sc out 20 nm-
440 am est sun jan 18 2026

.today...n winds 10 to 15 kt, becoming nw this afternoon. seas
2 to 3 ft. wave detail: nw 3 ft at 4 seconds and se 2 ft at
9 seconds. showers until late afternoon, then a chance of showers
late. vsby 1 to 3 nm early this afternoon. 
.tonight...nw winds 10 to 15 kt with gusts to 20 kt. seas 2 to
3 ft. wave detail: w 3 ft at 4 seconds and se 2 ft at 8 seconds. 
.mon...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 4 seconds and se 2 ft at 8 seconds. 
.mon night...nw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w
2 ft at 4 seconds and se 2 ft at 8 seconds. 
.tue...n winds 10 to 15 kt. seas 2 to 3 ft. wave detail: nw 2 ft
at 3 seconds and se 2 ft at 8 seconds. 
.tue night...ne winds 10 kt. seas 2 to 3 ft. wave detail: ne 3 ft
at 7 seconds and w 1 foot at 3 seconds. 
.wed...ne winds 5 to 10 kt. seas 3 to 4 ft. 
.wed night...n winds 5 to 10 kt. seas 3 to 4 ft. a slight chance
of showers. 
.thu...nw winds 5 to 10 kt. seas 3 to 4 ft. a slight chance of
showers. 
.thu night...n winds 10 to 15 kt. seas 3 to 4 ft.  

$$