Back River Reservoir, SC - West Branch Coastal Forecast

FZUS52 KCHS 281632
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
1232 PM EDT Mon Apr 28 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

AMZ300-290530-
1232 PM EDT Mon Apr 28 2025

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
High pressure will prevail through at least Thursday, with a cold
front to impact the region late in the week.

$$

AMZ330-290530-
Charleston Harbor-
1232 PM EDT Mon Apr 28 2025

.THIS AFTERNOON...E winds 15 to 20 kt. Waves 1 to 2 ft.
.TONIGHT...E winds 5 to 10 kt.
.TUE...SE winds 5 to 10 kt.
.TUE NIGHT...S winds 5 to 10 kt.
.WED...S winds 5 to 10 kt.
.WED NIGHT...S winds 5 to 10 kt.
.THU...SW winds 10 to 15 kt.
.THU NIGHT...S winds 10 to 15 kt.
.FRI...SW winds 10 to 15 kt. A slight chance of showers and
tstms.
.FRI NIGHT...SW winds 10 to 15 kt. A chance of showers and tstms.


Winds and waves higher in and near tstms.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 73 degrees.

$$

AMZ350-290530-
Waters from South Santee River to Edisto Beach SC out 20 NM-
1232 PM EDT Mon Apr 28 2025

.THIS AFTERNOON...E winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: E 4 ft at 8 seconds.
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: E
4 ft at 8 seconds.
.TUE...SE winds 5 to 10 kt. Seas 3 ft. Wave Detail: E 3 ft at
8 seconds.
.TUE NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E
3 ft at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft
at 8 seconds.
.WED NIGHT...S winds 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft
at 8 seconds.
.THU...SW winds 10 kt. Seas 2 to 3 ft.
.THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...SW winds 15 kt. Seas 3 to 4 ft. A slight chance of showers
and tstms.
.FRI NIGHT...SW winds 15 kt. Seas 3 to 4 ft. A chance of showers
and tstms.

Winds and seas higher in and near tstms.

$$

AMZ352-290530-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1232 PM EDT Mon Apr 28 2025

.THIS AFTERNOON...E winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: E 4 ft at 7 seconds. A slight chance of showers late.
.TONIGHT...E winds 15 kt with gusts to 20 kt, diminishing to
10 kt after midnight. Seas 3 to 4 ft. Wave Detail: E 4 ft at
8 seconds. A slight chance of showers and tstms in the evening.
.TUE...E winds 5 to 10 kt. Seas 3 ft. Wave Detail: E 3 ft at
8 seconds.
.TUE NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E
3 ft at 8 seconds.
.WED...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at
8 seconds.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E
3 ft at 8 seconds.
.THU...S winds 10 kt. Seas 2 to 3 ft.
.THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...SW winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of
showers and tstms.
.FRI NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of
showers and tstms.

Winds and seas higher in and near tstms.

$$

AMZ354-290530-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1232 PM EDT Mon Apr 28 2025

.THIS AFTERNOON...E winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: E 4 ft at 6 seconds. A slight chance of showers and
tstms.
.TONIGHT...E winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Seas 3 to 4 ft. Wave Detail: E 4 ft at 5 seconds and E
4 ft at 8 seconds. A slight chance of showers and tstms in the
evening.
.TUE...E winds 10 kt. Seas 3 to 4 ft. Wave Detail: E 4 ft at
7 seconds.
.TUE NIGHT...SE winds 5 to 10 kt. Seas 3 ft. Wave Detail: E 3 ft
at 8 seconds.
.WED...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft
at 8 seconds.
.WED NIGHT...S winds 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft
at 8 seconds.
.THU...S winds 10 kt. Seas 2 to 3 ft.
.THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...S winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...SW 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.

$$

AMZ374-290530-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1232 PM EDT Mon Apr 28 2025

.THIS AFTERNOON...E winds 15 to 20 kt. Seas 4 to 5 ft. Wave
Detail: E 5 ft at 7 seconds. A chance of showers with a slight
chance of tstms early, then a slight chance of showers late.
.TONIGHT...E winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Seas 4 to 5 ft. Wave Detail: E 4 ft at 8 seconds. A
slight chance of showers and tstms in the evening.
.TUE...E winds 10 kt. Seas 4 to 5 ft, subsiding to 3 to 4 ft in
the afternoon. Wave Detail: E 4 ft at 8 seconds, becoming E 4 ft
at 8 seconds and NE 3 ft at 8 seconds.
.TUE NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: E
3 ft at 8 seconds and E 2 ft at 7 seconds.
.WED...SE winds 5 kt. Seas 3 to 4 ft. Wave Detail: E 3 ft at
8 seconds and NE 2 ft at 7 seconds.
.WED NIGHT...S winds 5 to 10 kt. Seas 3 ft. Wave Detail: E 3 ft
at 8 seconds.
.THU...S winds 5 to 10 kt. Seas 3 ft.
.THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...S 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.

$$