199
FZUS52 KCHS 230548
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
1248 AM EST Sun Feb 23 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

AMZ300-231815-
1248 AM EST Sun Feb 23 2025

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
High pressure will prevail across the region through Sunday. A
weak disturbance will pass to our south Sunday night into Monday,
followed by high pressure through Wednesday. A cold front should
move through on Thursday, before high pressure returns next
weekend.

$$

AMZ330-231815-
Charleston Harbor-
1248 AM EST Sun Feb 23 2025

.REST OF TONIGHT...Variable winds less than 5 kt, becoming NW
late. Patchy fog.
.SUN...W winds 5 kt, becoming S in the afternoon.
.SUN NIGHT...SW winds 5 kt in the evening, becoming light and
variable.
.MON...NE winds 5 kt. A slight chance of showers.
.MON NIGHT...NE winds 5 kt, becoming N after midnight.
.TUE...N winds 5 to 10 kt, becoming W in the afternoon.
.TUE NIGHT...W winds 5 to 10 kt.
.WED...E winds 5 to 10 kt.
.WED NIGHT...S winds 5 to 10 kt.
.THU...SW winds 10 to 15 kt. A chance of showers.
.THU NIGHT...W winds 10 to 15 kt. A chance of showers.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 53 degrees.

$$

AMZ350-231815-
Waters from South Santee River to Edisto Beach SC out 20 NM-
1248 AM EST Sun Feb 23 2025

.REST OF TONIGHT...N winds 5 to 10 kt, becoming NW late. Seas
2 ft. Wave Detail: E 2 ft at 9 seconds and NW 1 foot at
2 seconds.
.SUN...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 ft. Wave Detail: E 2 ft at 9 seconds and NW 1 foot at
2 seconds.
.SUN NIGHT...SW winds 5 kt, becoming W after midnight. Seas 2 ft.
Wave Detail: E 2 ft at 8 seconds. A slight chance of showers
after midnight.
.MON...NE winds 5 kt. Seas 2 ft. Wave Detail: SE 2 ft at
8 seconds. A slight chance of showers.
.MON NIGHT...NE winds 5 to 10 kt, becoming N after midnight. Seas
2 ft. Wave Detail: E 2 ft at 8 seconds.
.TUE...N winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to
3 ft. Wave Detail: NE 2 ft at 6 seconds and W 1 foot at
2 seconds.
.TUE NIGHT...SW winds 10 kt, becoming W after midnight. Seas 2 to
3 ft.
.WED...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers.
.THU NIGHT...W winds 15 kt. Seas 3 to 4 ft. A chance of showers.

$$

AMZ352-231815-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1248 AM EST Sun Feb 23 2025

.REST OF TONIGHT...N winds 5 to 10 kt, becoming NW late. Seas
2 ft. Wave Detail: E 2 ft at 7 seconds.
.SUN...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 ft. Wave Detail: E 2 ft at 7 seconds and NW 1 foot at
2 seconds.
.SUN NIGHT...SW winds 5 kt. Seas 2 ft. Wave Detail: E 2 ft at
8 seconds. A chance of showers after midnight.
.MON...NE winds 5 kt. Seas 2 ft. Wave Detail: SE 2 ft at
8 seconds. A chance of showers, mainly in the morning.
.MON NIGHT...NE winds 5 to 10 kt. Seas 2 ft. Wave Detail: E 2 ft
at 8 seconds.
.TUE...N winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to
3 ft. Wave Detail: NE 2 ft at 7 seconds.
.TUE NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft.
.WED...NE winds 5 kt. Seas 2 to 3 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...SW winds 10 to 15 kt. Seas 3 ft. A chance of showers.
.THU NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.

$$

AMZ354-231815-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1248 AM EST Sun Feb 23 2025

.REST OF TONIGHT...N winds 5 to 10 kt, becoming NW late. Seas
2 ft. Wave Detail: E 2 ft at 8 seconds.
.SUN...N winds 5 to 10 kt. Seas 2 ft. Wave Detail: NE 2 ft at
8 seconds.
.SUN NIGHT...SW winds 5 kt. Seas 2 ft. Wave Detail: E 2 ft at
8 seconds. A chance of showers after midnight.
.MON...NE winds 5 kt. Seas 2 ft. Wave Detail: E 2 ft at
8 seconds. A chance of showers.
.MON NIGHT...N winds 5 to 10 kt. Seas 2 ft. Wave Detail: E 2 ft
at 8 seconds.
.TUE...NW winds 5 to 10 kt. Seas 2 ft. Wave Detail: NE 2 ft at
8 seconds.
.TUE NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas
2 to 3 ft.
.WED...N winds 5 kt. Seas 2 to 3 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...SW winds 10 kt. Seas 2 to 3 ft. A chance of showers.
.THU NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.

$$

AMZ374-231815-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1248 AM EST Sun Feb 23 2025

.REST OF TONIGHT...N winds 10 kt, becoming NW late. Seas 2 to
3 ft. Wave Detail: NE 3 ft at 8 seconds.
.SUN...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft
at 8 seconds.
.SUN NIGHT...SW winds 5 kt. Seas 2 ft. Wave Detail: NE 2 ft at
8 seconds. A chance of showers after midnight.
.MON...NE winds 5 to 10 kt. Seas 2 ft. Wave Detail: E 2 ft at
8 seconds. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE
3 ft at 8 seconds. A slight chance of showers.
.TUE...N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft
at 7 seconds.
.TUE NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft.
.WED...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers.
.THU NIGHT...W winds 15 to 20 kt. Seas 4 to 5 ft. A chance of
showers.

$$