Coastal Waters Forecast
Issued by NWS Charleston, SC

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063
FZUS52 KCHS 202339
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
639 PM EST Sat Jan 20 2018

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

AMZ300-211115-
639 PM EST Sat Jan 20 2018

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
High pressure will prevail into Monday. A cold front will move
through the region Tuesday morning, followed by more high
pressure for most of next week.

$$

AMZ330-211115-
Charleston Harbor-
639 PM EST Sat Jan 20 2018

.TONIGHT...SW winds 5 to 10 kt, becoming W after midnight.
.SUN...NW winds 5 kt, becoming SE in the afternoon.
.SUN NIGHT...SE winds 5 kt, becoming E after midnight.
.MON...E winds 5 kt, becoming S 10 kt in the afternoon. A slight
chance of showers in the afternoon.
.MON NIGHT...S winds 10 to 15 kt with gusts to 20 kt. A slight
chance of showers in the evening, then a chance of showers after
midnight.
.TUE...SW winds 15 kt with gusts to 20 kt. A chance of showers in
the morning.
.TUE NIGHT...NW winds 5 to 10 kt.
.WED and WED NIGHT...N winds 5 kt.
.THU...NE winds 5 to 10 kt.
.THU NIGHT...NE winds 5 to 10 kt.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 45 degrees.

$$

AMZ350-211115-
Waters from South Santee River to Edisto Beach SC out 20 NM-
639 PM EST Sat Jan 20 2018

.TONIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Seas 2 to 3 ft, subsiding to 1 to 2 ft after midnight.
.SUN...NW winds 5 to 10 kt, becoming SE in the afternoon. Seas
1 foot.
.SUN NIGHT...SE winds 5 kt. Seas 1 foot.
.MON...SE winds 10 kt. Seas 1 to 2 ft. A slight chance of showers
in the afternoon.
.MON NIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. Seas 3 to 4 ft. A slight chance of showers in the
evening, then a chance of showers after midnight.
.TUE...SW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft,
subsiding to 3 to 4 ft in the afternoon. A chance of showers in
the morning.
.TUE NIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft, subsiding to
2 to 3 ft after midnight.
.WED...N winds 5 to 10 kt. Seas 2 ft.
.WED NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft.
.THU...NE winds 10 to 15 kt. Seas 2 to 3 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.

$$

AMZ352-211115-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
639 PM EST Sat Jan 20 2018

.TONIGHT...SW winds 10 kt, becoming W 5 to 10 kt after midnight.
Seas 2 ft this evening, then seas 1 foot.
.SUN...NW winds 5 to 10 kt, becoming E in the afternoon. Seas
1 foot.
.SUN NIGHT...SE winds 5 kt. Seas 1 foot.
.MON...E winds 5 kt, becoming SE in the afternoon. Seas 1 to
2 ft. A slight chance of showers in the afternoon.
.MON NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft, building to
3 to 4 ft after midnight. A slight chance of showers in the
evening, then a chance of showers after midnight.
.TUE...W winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers
in the morning.
.TUE NIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft.
.WED...N winds 5 to 10 kt. Seas 2 ft.
.WED NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft.
.THU...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.

$$

AMZ354-211115-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
639 PM EST Sat Jan 20 2018

.TONIGHT...SW winds 10 kt, becoming W 5 to 10 kt after midnight,
then NW late. Seas 1 to 2 ft, diminishing to 1 foot.
.SUN...N winds 5 kt, becoming E in the afternoon. Seas 1 foot.
.SUN NIGHT...E winds 5 kt. Seas 1 to 2 ft.
.MON...SE winds 5 to 10 kt. Seas 2 ft.
.MON NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft, building to
3 to 4 ft after midnight. A chance of showers after midnight.
.TUE...W winds 10 to 15 kt. Seas 3 to 4 ft, subsiding to 2 to
3 ft in the afternoon. A chance of showers in the morning.
.TUE NIGHT...NW winds 10 kt. Seas 2 ft.
.WED and WED NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...NE winds 15 kt. Seas 3 to 4 ft.

$$

AMZ374-211115-
Waters from Savannah GA to Altamaha Sound GA extending from 20 to
60 NM-
639 PM EST Sat Jan 20 2018

.TONIGHT...SW winds 10 kt, becoming NW 5 to 10 kt late. Seas 2 ft.
.SUN...N winds 5 to 10 kt, becoming NE in the afternoon. Seas
2 ft.
.SUN NIGHT...E winds 5 to 10 kt. Seas 2 ft.
.MON...SE winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of
showers.
.MON NIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. Seas 3 to 4 ft, building to 4 to 5 ft after midnight. A
slight chance of showers in the evening, then a chance of showers
after midnight.
.TUE...SW winds 15 to 20 kt, becoming W 10 to 15 kt in the
afternoon. Seas 4 to 5 ft, subsiding to 3 to 4 ft in the
afternoon. A chance of showers in the morning.
.TUE NIGHT...NW winds 10 to 15 kt. Seas 3 ft.
.WED and WED NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft.
.THU and THU NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.

$$



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