Coastal Waters Forecast
Issued by NWS Charleston, SC

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FZUS52 KCHS 270707
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
307 AM EDT Wed Mar 27 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

AMZ300-272015-
307 AM EDT Wed Mar 27 2024

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
Low pressure and a cold front will move through today and
tonight. High pressure will then prevail Friday through early
next week.

$$

AMZ330-272015-
Charleston Harbor-
307 AM EDT Wed Mar 27 2024

.TODAY...SE winds 10 kt, becoming S 10 to 15 kt. A chance of
showers. A slight chance of tstms until late afternoon, then a
chance of tstms late.
.TONIGHT...S winds 5 to 10 kt, becoming NW after midnight.
Showers with a chance of tstms.
.THU...N winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Waves 1 to 2 ft. Showers with a chance of tstms in the
morning, then a chance of showers in the afternoon.
.THU NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Waves 1 to 2 ft.
.FRI...N winds 10 to 15 kt with gusts to 20 kt, becoming NW in
the afternoon.
.FRI NIGHT...SW winds 10 kt.
.SAT...SW winds 10 to 15 kt.
.SAT NIGHT...SW winds 10 to 15 kt.
.SUN...SW winds 10 to 15 kt.
.SUN NIGHT...SW winds 10 to 15 kt.

Winds and waves higher in and near tstms.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 62 degrees.

$$

AMZ350-272015-
Waters from South Santee River to Edisto Beach SC out 20 NM-
307 AM EDT Wed Mar 27 2024

.TODAY...SE winds 10 to 15 kt. Seas 4 to 5 ft, subsiding to 3 to
4 ft this afternoon. A slight chance of showers early this
morning, then a chance of showers late this morning. A slight
chance of tstms this afternoon.
.TONIGHT...S winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Seas 3 to 4 ft. A chance of tstms. Showers.
.THU...N winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft.
Showers with a chance of tstms in the morning, then a chance of
showers in the afternoon.
.THU NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
5 ft.
.FRI...N winds 15 to 20 kt, becoming NW 10 to 15 kt in the
afternoon. Seas 3 to 4 ft.
.FRI NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...SW winds 15 to 20 kt. Seas 4 to 5 ft.
.SUN...SW winds 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft.

Winds and seas higher in and near tstms.

$$

AMZ352-272015-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
307 AM EDT Wed Mar 27 2024

.TODAY...SE winds 10 to 15 kt early, becoming S. Seas 3 to 4 ft.
A chance of showers. A slight chance of tstms until late
afternoon, then a chance of tstms late.
.TONIGHT...S winds 5 to 10 kt, becoming W 10 to 15 kt after
midnight. Seas 3 to 4 ft. Showers with a chance of tstms.
.THU...N winds 15 to 20 kt. Seas 3 to 4 ft, building to 4 to 5 ft
in the afternoon. Showers likely with a chance of tstms in the
morning, then a slight chance of showers in the afternoon.
.THU NIGHT...N 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.
.FRI...N winds 10 to 15 kt with gusts to 20 kt, becoming NW 5 to
10 kt in the afternoon. Seas 3 to 4 ft, subsiding to 2 to 3 ft in
the afternoon.
.FRI NIGHT...SW winds 10 kt. Seas 2 to 3 ft.
.SAT...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...SW winds 15 kt. Seas 3 to 4 ft.
.SUN...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 3 ft.

Winds and seas higher in and near tstms.

$$

AMZ354-272015-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
307 AM EDT Wed Mar 27 2024

.TODAY...SE winds 10 to 15 kt early, becoming S. Seas 3 to 4 ft.
A chance of showers. A slight chance of tstms until late
afternoon, then a chance of tstms late.
.TONIGHT...S winds 5 to 10 kt, becoming W 10 to 15 kt after
midnight. Seas 3 to 4 ft, subsiding to 2 to 3 ft after midnight.
Showers with a chance of tstms.
.THU...NW winds 15 to 20 kt. Seas 3 to 4 ft, building to 4 to
5 ft in the afternoon. Showers likely with a slight chance of
tstms in the morning.
.THU NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Seas 3 to
4 ft.
.FRI...N winds 15 kt with gusts to 20 kt, becoming NE in the
afternoon. Seas 2 to 3 ft.
.FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...SW winds 10 to 15 kt. Seas 3 ft.
.SAT NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...SW winds 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft.

Winds and seas higher in and near tstms.

$$

AMZ374-272015-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
307 AM EDT Wed Mar 27 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT...

.TODAY...S winds 10 to 15 kt. Seas 4 to 6 ft, subsiding to 4 to
5 ft this afternoon. A slight chance of tstms this morning. A
chance of showers. A chance of tstms this afternoon.
.TONIGHT...S winds 10 to 15 kt, becoming SW with gusts to 20 kt
after midnight. Seas 4 to 5 ft. Showers with a chance of tstms.
.THU...NW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft,
building to 5 to 6 ft in the afternoon. Showers likely with a
chance of tstms in the morning, then a slight chance of showers
in the afternoon.
.THU NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Seas 5 to
6 ft, subsiding to 4 to 6 ft after midnight.
.FRI...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 4 to 5 ft.
.FRI NIGHT...SW winds 5 to 10 kt. Seas 4 to 5 ft.
.SAT...SW winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT NIGHT...SW winds 10 to 15 kt. Seas 4 ft.
.SUN...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft.

Winds and seas higher in and near tstms.

$$


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