641
FZUS52 KCHS 080133
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
933 PM EDT Tue May 7 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

AMZ300-081415-
933 PM EDT Tue May 7 2024

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
Atlantic high pressure will remain across the region through mid
week. A cold front will move through the area Friday bringing
cooler conditions heading into the weekend.

$$

AMZ330-081415-
Charleston Harbor-
933 PM EDT Tue May 7 2024

.TONIGHT...SW winds 10 to 15 kt.
.WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
to 20 kt in the afternoon.
.WED NIGHT...SW winds 10 to 15 kt.
.THU...SW winds 10 kt, increasing to 15 kt with gusts to 25 kt in
the afternoon. A chance of showers and tstms in the afternoon.
.THU NIGHT...SW winds 10 to 15 kt. A chance of showers and tstms.
.FRI...SW winds 10 to 15 kt with gusts to 20 kt. Showers and
tstms likely.
.FRI NIGHT...W winds 15 kt with gusts to 20 kt, becoming N after
midnight. Showers and tstms likely, mainly in the evening.
.SAT...NW winds 10 kt.
.SAT NIGHT...W winds 10 kt.
.SUN...W winds 10 kt.
.SUN NIGHT...W winds 5 to 10 kt.

Winds and waves higher in and near tstms.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 77 degrees.

$$

AMZ350-081415-
Waters from South Santee River to Edisto Beach SC out 20 NM-
933 PM EDT Tue May 7 2024

.TONIGHT...SW winds 15 kt with gusts to 20 kt. Seas 2 to 3 ft,
building to 3 to 4 ft after midnight. Wave Detail: S 3 ft at
6 seconds and E 1 foot at 11 seconds, becoming S 3 ft at
5 seconds and E 1 foot at 11 seconds.
.WED...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: S 4 ft at 5 seconds and E
1 foot at 10 seconds.
.WED NIGHT...SW winds 15 to 20 kt. Seas 3 to 4 ft, building to
4 to 5 ft after midnight. Wave Detail: S 4 ft at 5 seconds and E
1 foot at 11 seconds, becoming S 4 ft at 6 seconds and E 1 foot
at 11 seconds.
.THU...SW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft.
Wave Detail: S 5 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 15 to 20 kt with gusts to 25 kt. Seas 4 to
5 ft. Wave Detail: S 5 ft at 6 seconds and E 1 foot at
11 seconds. A chance of showers and tstms.
.FRI...SW winds 10 to 15 kt with gusts to 20 kt. Seas 3 to 4 ft,
building to 4 to 5 ft in the afternoon. Wave Detail: S 4 ft at
7 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
4 to 5 ft. Showers and tstms likely, mainly in the evening.
.SAT...NW winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...W winds 10 kt. Seas 2 ft.
.SUN...W winds 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...W winds 10 kt. Seas 2 to 3 ft.

Winds and seas higher in and near tstms.

$$

AMZ352-081415-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
933 PM EDT Tue May 7 2024

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

Winds and seas higher in and near tstms.

$$

AMZ354-081415-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
933 PM EDT Tue May 7 2024

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

Winds and seas higher in and near tstms.

$$

AMZ374-081415-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
933 PM EDT Tue May 7 2024

.TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: SE
3 ft at 7 seconds and SW 2 ft at 4 seconds.
.WED...SW winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft
at 5 seconds and E 2 ft at 11 seconds.
.WED NIGHT...S winds 15 to 20 kt. Seas 3 to 4 ft, building to
4 to 5 ft after midnight. Wave Detail: S 4 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 10 to 15 kt, becoming S 15 to 20 kt in the
afternoon. 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, becoming S 4 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 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 4 to 5 ft, subsiding to 3 to 4 ft after
midnight. Wave Detail: S 4 ft at 6 seconds and E 1 foot at
11 seconds. A chance of showers and tstms.
.FRI...SW winds 15 to 20 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft
at 5 seconds and E 1 foot at 11 seconds. Showers and tstms
likely.
.FRI NIGHT...W winds 15 to 20 kt, becoming NW after midnight.
Seas 4 to 5 ft. Showers and tstms likely, mainly in the evening.
.SAT...NW winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...W winds 10 kt. Seas 2 ft.
.SUN...W winds 5 to 10 kt. Seas 2 ft.
.SUN NIGHT...SW winds 10 kt. Seas 2 ft.

Winds and seas higher in and near tstms.

$$