Coastal Waters Forecast
Issued by NWS Charleston, SC

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000
FZUS52 KCHS 130505
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
1205 AM EST Wed Dec 13 2017

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

AMZ300-131715-
1205 AM EST Wed Dec 13 2017

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
Dry high pressure will build across the region tonight and will
remain through Thursday. Another cold front will push into the
area Friday while low pressure passes offshore. High pressure
will return Saturday and persist into Sunday before a cold front
approaches the area early next week.

$$

AMZ330-131715-
Charleston Harbor-
1205 AM EST Wed Dec 13 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 20 kt. Waves 1 to 2 ft.
.WED...NW winds 15 to 20 kt in the morning, becoming W 5 to 10 kt in
the afternoon.
.WED NIGHT...SW winds 10 to 15 kt with gusts to 20 kt.
.THU...W winds 10 to 15 kt.
.THU NIGHT...NW winds 5 to 10 kt.
.FRI...W winds 5 to 10 kt. A slight chance of showers in the
afternoon.
.FRI NIGHT...NW winds 5 to 10 kt. A slight chance of showers.
.SAT...W winds 5 kt.
.SAT NIGHT...SW winds 5 kt.
.SUN...SW winds 5 to 10 kt.
.SUN NIGHT...SW winds 5 to 10 kt. A slight chance of showers.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 55 degrees.

$$

AMZ350-131715-
Waters from South Santee River to Edisto Beach SC out 20 NM-
1205 AM EST Wed Dec 13 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING...

.REST OF TONIGHT...NW winds 20 to 25 kt with gusts to 30 kt,
diminishing to 15 to 20 kt late. Seas 4 to 5 ft, subsiding to 3 to
4 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt, becoming W 5 to
10 kt in the afternoon. Seas 2 to 3 ft.
.WED NIGHT...W winds 20 to 25 kt with gusts to 30 kt. Seas 2 ft,
building to 3 to 4 ft after midnight.
.THU...W winds 20 to 25 kt with gusts to 30 kt, diminishing to
10 to 15 kt with gusts to 20 kt in the afternoon. Seas 4 to 5 ft,
subsiding to 3 to 4 ft in the afternoon.
.THU NIGHT...W winds 10 to 15 kt, becoming NW 5 to 10 kt after
midnight. Seas 3 to 4 ft, subsiding to 2 ft after midnight.
.FRI...W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
to 20 kt in the afternoon. Seas 2 ft, building to 3 to 4 ft in
the afternoon. A slight chance of showers in the morning, then a
chance of showers in the afternoon.
.FRI NIGHT...NW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
5 ft, subsiding to 3 to 4 ft after midnight. A slight chance of
showers.
.SAT...W winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot.
.SUN...SW winds 5 to 10 kt. Seas 1 foot.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 2 ft. A slight chance of
showers.

$$

AMZ352-131715-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1205 AM EST Wed Dec 13 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING...

.REST OF TONIGHT...NW winds 20 to 25 kt with gusts to 30 kt,
diminishing to 15 to 20 kt late. Seas 3 to 4 ft, subsiding to 2 to
3 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt, becoming W 5 to
10 kt in the afternoon. Seas 2 to 3 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Seas 2 to
3 ft, building to 3 to 4 ft after midnight.
.THU...W winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 3 to 4 ft, subsiding to 2 to 3 ft in the
afternoon.
.THU NIGHT...W winds 5 to 10 kt. Seas 2 ft.
.FRI...W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
to 20 kt in the afternoon. Seas 2 to 3 ft. A slight chance of
showers in the morning, then a chance of showers in the
afternoon.
.FRI NIGHT...NW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to
4 ft, subsiding to 2 to 3 ft after midnight. A slight chance of
showers.
.SAT...W winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT NIGHT...SW winds 5 kt. Seas 1 foot.
.SUN...SW winds 5 to 10 kt. Seas 1 foot.
.SUN NIGHT...S winds 10 to 15 kt. Seas 2 ft. A slight chance of
showers.

$$

AMZ354-131715-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1205 AM EST Wed Dec 13 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING...

.REST OF TONIGHT...NW winds 20 to 25 kt with gusts to 30 kt,
diminishing to 15 to 20 kt late. Seas 3 to 4 ft.
.WED...NW winds 15 to 20 kt, becoming W 5 to 10 kt in the
afternoon. Seas 2 to 3 ft.
.WED NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Seas 2 to
3 ft.
.THU...W winds 15 to 20 kt with gusts to 25 kt, diminishing to
10 to 15 kt in the afternoon. Seas 2 to 3 ft.
.THU NIGHT...W winds 5 to 10 kt. Seas 2 ft in the evening, then
seas 1 foot.
.FRI...W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
to 20 kt in the afternoon. Seas 2 ft. A slight chance of showers
in the morning, then a chance of showers in the afternoon.
.FRI NIGHT...W winds 15 to 20 kt, becoming NW 10 to 15 kt after
midnight. Seas 2 to 3 ft. A slight chance of showers.
.SAT...W winds 10 to 15 kt. Seas 2 ft.
.SAT NIGHT...SW winds 5 kt. Seas 1 foot.
.SUN...SW winds 5 to 10 kt. Seas 1 foot.
.SUN NIGHT...S winds 10 to 15 kt. Seas 2 ft. A slight chance of
showers.

$$

AMZ374-131715-
Waters from Savannah GA to Altamaha Sound GA extending from 20 to
60 NM-
1205 AM EST Wed Dec 13 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING...

.REST OF TONIGHT...NW winds 25 to 30 kt. Seas 5 to 7 ft.
.WED...NW winds 15 to 20 kt, becoming W 10 kt in the afternoon.
Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon.
.WED NIGHT...W winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. Seas 2 to 3 ft, building to 4 to 5 ft after midnight.
.THU...W winds 20 to 25 kt with gusts to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 4 to 5 ft, subsiding to 3 to
4 ft in the afternoon.
.THU NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas 2 ft.
.FRI...W winds 5 to 10 kt, increasing to 15 to 20 kt in the
afternoon. Seas 2 ft, building to 4 to 5 ft in the afternoon. A
slight chance of showers in the morning, then a chance of showers
in the afternoon.
.FRI NIGHT...NW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
6 ft. A slight chance of showers.
.SAT...NW winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT NIGHT...SW winds 5 kt. Seas 1 foot.
.SUN...SW winds 5 to 10 kt. Seas 2 ft.
.SUN NIGHT...S winds 10 to 15 kt. Seas 2 ft.

$$


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