947
FZUS52 KCHS 130640
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
140 AM EST Thu Nov 13 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

AMZ300-131915-
140 AM EST Thu Nov 13 2025

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
Dry high pressure will remain the primary feature across the area
through the weekend. A dry cold front could move through the area
early next week.

$$

AMZ330-131915-
Charleston Harbor-
140 AM EST Thu Nov 13 2025

.REST OF TONIGHT...W winds 5 to 10 kt.
.THU...NW winds 5 kt.
.THU NIGHT...Variable winds 5 kt.
.FRI...NE winds 5 kt.
.FRI NIGHT...SW winds 5 kt.
.SAT...W winds 5 to 10 kt.
.SAT NIGHT...SW winds 10 to 15 kt.
.SUN...SW winds 10 to 15 kt.
.SUN NIGHT...W winds 10 kt.
.MON...NE winds 5 to 10 kt.
.MON NIGHT...S winds 5 kt.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 61 degrees.

$$

AMZ350-131915-
Waters from South Santee River to Edisto Beach SC out 20 NM-
140 AM EST Thu Nov 13 2025

.REST OF TONIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. Wave
Detail: W 3 ft at 5 seconds and SE 1 foot at 9 seconds.
.THU...NW winds 10 to 15 kt, becoming W 5 kt in the afternoon.
Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds and SE 1 foot at
9 seconds.
.THU NIGHT...W winds 5 kt, becoming N after midnight. Seas 2 ft.
Wave Detail: SW 1 foot at 5 seconds and SE 1 foot at 9 seconds.
.FRI...NE winds 5 to 10 kt. Seas 2 ft. Wave Detail: NE 2 ft at
6 seconds and SW 1 foot at 4 seconds.
.FRI NIGHT...W winds 5 kt, increasing to 5 to 10 kt after
midnight. Seas 2 ft. Wave Detail: E 2 ft at 7 seconds and W
1 foot at 2 seconds.
.SAT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft
at 3 seconds and SE 2 ft at 7 seconds.
.SAT NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Seas 2 to
3 ft, building to 4 to 5 ft after midnight.
.SUN...SW winds 15 to 20 kt. Seas 4 to 5 ft.
.SUN NIGHT...W winds 15 to 20 kt. Seas 3 to 4 ft.
.MON...N winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...S winds 5 to 10 kt. Seas 2 ft.

$$

AMZ352-131915-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
140 AM EST Thu Nov 13 2025

.REST OF 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 1 foot at 9
seconds.
.THU...NW winds 5 to 10 kt. Seas 2 ft. Wave Detail: NW 2 ft at
4 seconds and SE 1 foot at 9 seconds.
.THU NIGHT...W winds 5 kt, becoming N after midnight. Seas 1 foot
or less. Wave Detail: SW 1 foot at 4 seconds and SE 1 foot at
9 seconds.
.FRI...NE winds 5 to 10 kt. Seas 2 ft. Wave Detail: NE 2 ft at
9 seconds and W 1 foot at 2 seconds.
.FRI NIGHT...SE winds 5 kt, becoming SW after midnight. Seas
2 ft. Wave Detail: SE 2 ft at 7 seconds.
.SAT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
7 seconds and W 1 foot at 2 seconds.
.SAT NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. Seas 2 to 3 ft, building to 3 to 4 ft after
midnight.
.SUN...SW winds 15 to 20 kt. Seas 3 to 4 ft.
.SUN NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft.
.MON...NW winds 5 to 10 kt. Seas 2 ft.
.MON NIGHT...S winds 5 kt. Seas 1 foot or less.

$$

AMZ354-131915-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
140 AM EST Thu Nov 13 2025

.REST OF TONIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave
Detail: W 2 ft at 4 seconds and SE 1 foot at 9 seconds.
.THU...NW winds 10 to 15 kt, becoming NE 5 kt in the afternoon.
Seas 2 ft. Wave Detail: NW 2 ft at 3 seconds and SE 1 foot at
9 seconds.
.THU NIGHT...Variable winds 5 kt. Seas 1 foot or less. Wave
Detail: W 1 foot at 3 seconds and SE 1 foot at 9 seconds.
.FRI...NE winds 5 to 10 kt. Seas 2 ft. Wave Detail: NE 2 ft at
7 seconds.
.FRI NIGHT...E winds 5 kt, becoming SW after midnight. Seas 2 ft.
Wave Detail: E 2 ft at 6 seconds.
.SAT...W winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 ft. Wave Detail: SE 2 ft at 7 seconds and W 1 foot at
2 seconds.
.SAT NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft.
.SUN...SW winds 15 kt. Seas 2 to 3 ft.
.SUN NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft.
.MON...SW winds 5 to 10 kt. Seas 2 ft.
.MON NIGHT...S winds 5 to 10 kt. Seas 1 foot or less.

$$

AMZ374-131915-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
140 AM EST Thu Nov 13 2025

.REST OF TONIGHT...W winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: W 3 ft at 4 seconds and SE 1 foot at 9 seconds.
.THU...NW winds 10 to 15 kt with gusts to 20 kt, becoming N 5 to
10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at
4 seconds and SE 1 foot at 9 seconds.
.THU NIGHT...N winds 5 to 10 kt. Seas 2 ft. Wave Detail: NW
1 foot at 3 seconds and SE 1 foot at 9 seconds.
.FRI...NE winds 5 to 10 kt. Seas 2 ft. Wave Detail: N 2 ft at
7 seconds.
.FRI NIGHT...NE winds 5 kt, becoming W after midnight. Seas 2 ft.
Wave Detail: E 2 ft at 6 seconds.
.SAT...W winds 5 to 10 kt. Seas 2 ft. Wave Detail: E 2 ft at
7 seconds and W 1 foot at 2 seconds.
.SAT NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. Seas 2 to 3 ft, building to 3 to 4 ft after
midnight.
.SUN...SW winds 15 to 20 kt. Seas 4 to 5 ft.
.SUN NIGHT...W winds 15 to 20 kt. Seas 3 to 4 ft.
.MON...W winds 10 to 15 kt. Seas 2 to 3 ft.
.MON NIGHT...S winds 5 to 10 kt. Seas 2 ft.

$$