Coastal Waters Forecast
Issued by NWS Charleston, SC

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453
FZUS52 KCHS 081930
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
330 PM EDT Wed May 8 2024

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

AMZ300-090815-
330 PM EDT Wed May 8 2024

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
A cold front will approach the area Thursday night, then move
offshore Friday. High pressure will prevail for the weekend into
early next week. A storm system is possible by the middle of next
week.

$$

AMZ330-090815-
Charleston Harbor-
330 PM EDT Wed May 8 2024

.TONIGHT...SW winds 10 to 15 kt, with gusts to 20 kt through the
late evening.
.THU...SW winds 10 to 15 kt with gusts to 20 kt. A chance of
showers and tstms in the afternoon.
.THU NIGHT...SW winds 10 to 15 kt. Showers and tstms likely,
mainly in the evening.
.FRI...SW winds 10 to 15 kt. A chance of showers and tstms in the
morning, then showers and tstms likely in the afternoon.
.FRI NIGHT...W winds 10 to 15 kt, becoming N after midnight.
Showers and tstms likely, mainly in the evening.
.SAT...N winds 10 to 15 kt, becoming W 5 to 10 kt in the
afternoon.
.SAT NIGHT...SW winds 5 to 10 kt.
.SUN...W winds 5 to 10 kt.
.SUN NIGHT...SW winds 5 to 10 kt.
.MON...SE winds 5 to 10 kt.
.MON NIGHT...SE winds 10 kt. A chance of showers with a slight
chance of tstms.

Winds and waves higher in and near tstms.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 78 degrees.

$$

AMZ350-090815-
Waters from South Santee River to Edisto Beach SC out 20 NM-
330 PM EDT Wed May 8 2024

.TONIGHT...SW winds 15 kt with gusts to 20 kt. Seas 3 to 4 ft.
Wave Detail: S 4 ft at 6 seconds and E 1 foot at 10 seconds.
.THU...SW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft,
building to 4 to 5 ft in the afternoon. Wave Detail: S 4 ft at
6 seconds and E 1 foot at 11 seconds, becoming S 5 ft at
6 seconds and E 1 foot at 11 seconds. A chance of showers and
tstms in the afternoon.
.THU NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 4 to 5 ft. Wave Detail: SW 5 ft at 6 seconds
and E 1 foot at 11 seconds. Showers and tstms likely, mainly in
the evening.
.FRI...SW winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft
at 6 seconds and E 1 foot at 11 seconds. A chance of showers and
tstms in the morning, then showers and tstms likely in the
afternoon.
.FRI NIGHT...W winds 15 to 20 kt, becoming N after midnight. Seas
3 to 4 ft. Wave Detail: S 4 ft at 6 seconds and E 1 foot at
11 seconds. Showers and tstms likely, mainly in the evening.
.SAT...N winds 15 to 20 kt with gusts to 25 kt, becoming NW 5 to
10 kt in the afternoon. Seas 3 to 4 ft, subsiding to 2 to 3 ft in
the afternoon. Wave Detail: NE 3 ft at 6 seconds and NW 2 ft at
3 seconds, becoming SE 3 ft at 6 seconds.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 ft.
.SUN...W winds 5 to 10 kt. Seas 2 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Seas 2 ft.
.MON...SE winds 5 to 10 kt. Seas 2 ft.
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. A chance of
showers with a slight chance of tstms.

Winds and seas higher in and near tstms.

$$

AMZ352-090815-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
330 PM EDT Wed May 8 2024

.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Seas 2 to
3 ft, building to 3 to 4 ft. Wave Detail: S 3 ft at 5 seconds and
E 1 foot at 10 seconds, becoming S 4 ft at 6 seconds and E 1 foot
at 10 seconds.
.THU...SW winds 15 to 20 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft
at 6 seconds and E 1 foot at 11 seconds. A chance of showers and
tstms in the afternoon.
.THU NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Seas 3 to
4 ft. Wave Detail: S 4 ft at 6 seconds and E 1 foot at
11 seconds. Showers and tstms likely, mainly in the evening.
.FRI...SW winds 10 to 15 kt. Seas 3 ft. Wave Detail: S 3 ft at
6 seconds and E 1 foot at 11 seconds. Showers and tstms likely.
.FRI NIGHT...W winds 15 kt, becoming N after midnight. Seas 2 to
3 ft. Wave Detail: SW 3 ft at 5 seconds and E 1 foot at
11 seconds. Showers and tstms likely, mainly in the evening.
.SAT...N winds 15 to 20 kt, becoming W 5 to 10 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 4 seconds and
E 2 ft at 6 seconds.
.SAT NIGHT...W winds 5 to 10 kt. Seas 2 ft.
.SUN...W winds 5 to 10 kt. Seas 2 ft.
.SUN NIGHT...S winds 5 to 10 kt. Seas 2 ft.
.MON...SE winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. A chance of
showers with a slight chance of tstms.

Winds and seas higher in and near tstms.

$$

AMZ354-090815-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
330 PM EDT Wed May 8 2024

.TONIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight, then becoming SW 10 to 15 kt late. Seas 2 to 3 ft,
building to 3 to 4 ft. Wave Detail: S 3 ft at 5 seconds and E
1 foot at 10 seconds.
.THU...SW winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft
at 6 seconds and E 1 foot at 11 seconds. A slight chance of
showers and tstms in the afternoon.
.THU NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Seas 3 to
4 ft. Wave Detail: S 3 ft at 5 seconds and E 1 foot at
11 seconds. Showers and tstms likely, mainly in the evening.
.FRI...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft
at 6 seconds and E 1 foot at 11 seconds. Showers and tstms
likely.
.FRI NIGHT...W winds 10 to 15 kt, becoming N 15 to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and S
2 ft at 6 seconds. Showers and tstms likely, mainly in the
evening.
.SAT...N winds 15 to 20 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and
SE 2 ft at 6 seconds.
.SAT NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas
2 ft.
.SUN...W winds 5 to 10 kt. Seas 2 ft.
.SUN NIGHT...S winds 5 to 10 kt. Seas 2 ft.
.MON...SE winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. A chance of
showers with a slight chance of tstms.

Winds and seas higher in and near tstms.

$$

AMZ374-090815-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
330 PM EDT Wed May 8 2024

.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt, becoming SW
15 to 20 kt after midnight. Seas 3 to 4 ft, building to 4 to 5 ft
after midnight. Wave Detail: S 3 ft at 5 seconds and E 2 ft at
10 seconds, becoming S 4 ft at 6 seconds and E 2 ft at
11 seconds.
.THU...SW winds 15 to 20 kt. Seas 4 to 5 ft, subsiding to 3 to
4 ft in the afternoon. Wave Detail: S 4 ft at 6 seconds and E
2 ft at 11 seconds. A slight chance of showers and tstms in the
afternoon.
.THU NIGHT...SW winds 15 to 20 kt. Seas 4 to 5 ft, subsiding to
3 to 4 ft after midnight. Wave Detail: S 4 ft at 5 seconds and E
2 ft at 11 seconds, becoming S 4 ft at 6 seconds and E 1 foot at
11 seconds. Showers and tstms likely, mainly in the evening.
.FRI...SW winds 10 to 15 kt with gusts to 20 kt. Seas 3 to 4 ft.
Wave Detail: SW 3 ft at 5 seconds and E 1 foot at 11 seconds.
Showers and tstms likely.
.FRI NIGHT...W winds 15 to 20 kt, becoming N after midnight. Seas
3 to 4 ft. Wave Detail: W 3 ft at 4 seconds and SE 2 ft at
6 seconds. Showers and tstms likely, mainly in the evening.
.SAT...N winds 15 to 20 kt with gusts to 25 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: NW 3 ft at 4 seconds and SE
2 ft at 6 seconds, becoming NW 2 ft at 4 seconds and SE 2 ft at
6 seconds.
.SAT NIGHT...W winds 5 to 10 kt. Seas 2 ft.
.SUN...W winds 5 to 10 kt. Seas 2 ft.
.SUN NIGHT...S winds 5 to 10 kt. Seas 2 ft.
.MON...SE winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. A chance of
showers with a slight chance of tstms.

Winds and seas higher in and near tstms.

$$