Coastal Waters Forecast
Issued by NWS Charleston, SC

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FZUS52 KCHS 180227
CWFCHS

Coastal Waters Forecast for South Carolina
National Weather Service Charleston SC
1027 PM EDT Wed Apr 17 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

AMZ300-181515-
1027 PM EDT Wed Apr 17 2024

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
High pressure will persist through the end of the work week. A
cold front is looking to bring a bit more unsettled weather to
our area this weekend. High pressure returns early next week.

$$

AMZ330-181515-
Charleston Harbor-
1027 PM EDT Wed Apr 17 2024

.OVERNIGHT...SW winds 5 to 10 kt.
.THU...SW winds 5 to 10 kt.
.THU NIGHT...SW winds 5 to 10 kt.
.FRI...SW winds 5 to 10 kt. A slight chance of showers and tstms
in the afternoon.
.FRI NIGHT...SW winds 5 to 10 kt. A slight chance of showers and
tstms in the evening.
.SAT...SW winds 5 kt, increasing to 10 kt in the afternoon. A
slight chance of showers and tstms in the afternoon.
.SAT NIGHT...SW winds 10 kt, becoming NW after midnight. A chance
of showers with a slight chance of tstms.
.SUN...NE winds 10 kt. A chance of showers with a slight chance
of tstms.
.SUN NIGHT...NE winds 10 kt. Showers likely with a slight chance
of tstms.
.MON...NE winds 10 kt. A chance of showers.
.MON NIGHT...N winds 10 kt.

Winds and waves higher in and near tstms.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 69 degrees.

$$

AMZ350-181515-
Waters from South Santee River to Edisto Beach SC out 20 NM-
1027 PM EDT Wed Apr 17 2024

.OVERNIGHT...SW winds 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft
at 9 seconds.
.THU...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 5 seconds and SE 2 ft at 9 seconds.
.THU NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds
and SE 2 ft at 9 seconds.
.FRI...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 5 seconds and SE 2 ft at 9 seconds.
.FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S
2 ft at 4 seconds and SE 2 ft at 9 seconds. A slight chance of
showers and tstms.
.SAT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 5 seconds and SE 2 ft at 9 seconds. A slight chance of showers
and tstms in the afternoon.
.SAT NIGHT...SW winds 10 kt, becoming NW after midnight. Seas
2 to 3 ft, building to 3 to 4 ft after midnight. A chance of
showers with a slight chance of tstms.
.SUN...NE winds 10 to 15 kt. Seas 4 to 5 ft. A chance of showers.
.SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. Showers likely
with a slight chance of tstms.
.MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. A chance of showers.
.MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft.

Winds and seas higher in and near tstms.

$$

AMZ352-181515-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1027 PM EDT Wed Apr 17 2024

.OVERNIGHT...SW winds 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft
at 9 seconds.
.THU...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 5 seconds and SE 2 ft at 9 seconds.
.THU NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE
3 ft at 9 seconds.
.FRI...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft
at 9 seconds. A slight chance of showers and tstms in the
afternoon.
.FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE
3 ft at 9 seconds and S 2 ft at 5 seconds.
.SAT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft
at 9 seconds and S 2 ft at 5 seconds. A slight chance of showers
and tstms in the afternoon.
.SAT NIGHT...SW winds 10 kt, becoming W after midnight. Seas 2 to
3 ft. A slight chance of showers and tstms.
.SUN...NE winds 10 kt. Seas 3 to 4 ft. A chance of showers with a
slight chance of tstms.
.SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Showers likely
with a slight chance of tstms.
.MON...N winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers.
.MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.

Winds and seas higher in and near tstms.

$$

AMZ354-181515-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1027 PM EDT Wed Apr 17 2024

.OVERNIGHT...S winds 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 4 seconds and SE 2 ft at 9 seconds.
.THU...SW winds 5 to 10 kt, becoming S 10 to 15 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 5 seconds and
E 2 ft at 9 seconds.
.THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE
3 ft at 9 seconds.
.FRI...SW winds 5 to 10 kt, becoming S in the afternoon. Seas
2 to 3 ft. Wave Detail: SE 3 ft at 9 seconds.
.FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE
3 ft at 9 seconds.
.SAT...W winds 5 to 10 kt, becoming S in the afternoon. Seas
2 ft. Wave Detail: SE 2 ft at 5 seconds and SE 2 ft at 9 seconds.
A slight chance of showers and tstms in the afternoon.
.SAT NIGHT...S winds 10 kt, becoming W after midnight. Seas 2 to
3 ft. A slight chance of showers and tstms.
.SUN...NE winds 5 to 10 kt. Seas 3 to 4 ft. A chance of showers
with a slight chance of tstms.
.SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Showers likely
with a slight chance of tstms.
.MON...N winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers.
.MON NIGHT...NE winds 10 kt. Seas 2 to 3 ft.

Winds and seas higher in and near tstms.

$$

AMZ374-181515-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1027 PM EDT Wed Apr 17 2024

.OVERNIGHT...S winds 10 kt. Seas 3 ft. Wave Detail: SE 3 ft at
9 seconds.
.THU...SW winds 10 kt. Seas 3 ft. Wave Detail: S 3 ft at
5 seconds and E 3 ft at 9 seconds.
.THU NIGHT...S winds 10 kt. Seas 3 ft. Wave Detail: SE 3 ft at
9 seconds.
.FRI...SW winds 5 to 10 kt. Seas 3 ft. Wave Detail: SE 3 ft at
9 seconds.
.FRI NIGHT...S winds 10 kt. Seas 3 ft. Wave Detail: S 3 ft at
4 seconds and SE 3 ft at 9 seconds.
.SAT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft
at 9 seconds and S 2 ft at 4 seconds.
.SAT NIGHT...S winds 10 kt, becoming W after midnight. Seas 2 to
3 ft. A slight chance of showers and tstms.
.SUN...NE winds 5 to 10 kt. Seas 3 to 4 ft. A chance of showers
with a slight chance of tstms.
.SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. Showers likely
with a chance of tstms.
.MON...N winds 10 to 15 kt. Seas 4 to 5 ft. A chance of showers.
.MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.

Winds and seas higher in and near tstms.

$$
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