Coastal Waters Forecast
Issued by NWS Charleston, SC

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FZUS52 KCHS 212349
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
649 PM EST Sun Jan 21 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

AMZ300-221130-
649 PM EST Sun Jan 21 2018

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
High pressure will prevail into Monday, as a weak coastal trough
lingers offshore. A cold front will move through the region
Tuesday morning, followed by high pressure through Saturday.
Another cold front will likely impact the area next Sunday.

$$

AMZ330-221130-
Charleston Harbor-
649 PM EST Sun Jan 21 2018

.TONIGHT...S winds 5 kt, becoming variable kt.
.MON...E winds 5 to 10 kt, becoming SE in the afternoon. A slight
chance of showers in the morning, then a chance of showers in the
afternoon.
.MON NIGHT...S winds 10 to 15 kt. A slight chance of showers in
the evening, then showers likely after midnight. Patchy fog.
.TUE...SW winds 15 to 20 kt with gusts to 25 kt. Waves 1 to 2 ft.
A chance of showers in the morning.
.TUE NIGHT...W winds 10 kt.
.WED...W winds 5 to 10 kt.
.WED NIGHT...NW winds 5 to 10 kt.
.THU...NE winds 5 to 10 kt.
.THU NIGHT...NE winds 5 to 10 kt.
.FRI...E winds 10 kt.
.FRI NIGHT...E winds 5 to 10 kt. A slight chance of showers.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 46 degrees.

$$

AMZ350-221130-
Waters from South Santee River to Edisto Beach SC out 20 NM-
649 PM EST Sun Jan 21 2018

.TONIGHT...Variable winds less than 10 kt. Seas 1 foot.
.MON...E winds 5 to 10 kt, becoming SE in the afternoon. Seas
1 to 2 ft. A slight chance of showers in the morning, then a
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 6 ft,
subsiding to 4 to 5 ft in the afternoon. A chance of showers in
the morning.
.TUE NIGHT...W winds 10 to 15 kt. Seas 3 to 4 ft.
.WED...NW winds 10 kt, becoming W in the afternoon. Seas 2 to
3 ft.
.WED NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt after
midnight. 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 2 ft.
.FRI...NE winds 10 to 15 kt. Seas 2 to 3 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance
of showers.

$$

AMZ352-221130-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
649 PM EST Sun Jan 21 2018

.TONIGHT...SE winds 5 to 10 kt, becoming E. Seas 1 foot.
.MON...SE winds 5 to 10 kt. Seas 1 to 2 ft. A slight chance of
showers.
.MON NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft, building to
3 to 4 ft after midnight. Showers likely after midnight. Patchy
fog after midnight.
.TUE...SW winds 10 to 15 kt with gusts to 20 kt. Seas 4 to 5 ft,
subsiding to 3 to 4 ft in the afternoon. A chance of showers in
the morning.
.TUE NIGHT...W winds 10 kt. Seas 2 to 3 ft.
.WED...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.WED NIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft.
.THU...NE winds 10 to 15 kt. Seas 3 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 2 to 3 ft.
.FRI...NE winds 15 kt. Seas 2 to 3 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance
of showers.

$$

AMZ354-221130-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
649 PM EST Sun Jan 21 2018

.TONIGHT...SE winds 5 to 10 kt, becoming E 5 kt. Seas 1 foot.
.MON...SE winds 5 to 10 kt. Seas 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. Patchy fog. Showers likely after
midnight.
.TUE...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers
in the morning.
.TUE NIGHT...W winds 10 to 15 kt. Seas 2 ft.
.WED...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 ft.
.WED NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt after
midnight. Seas 2 to 3 ft.
.THU...NE winds 10 to 15 kt. Seas 3 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 ft.
.FRI...NE winds 15 kt. Seas 3 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance
of showers.

$$

AMZ374-221130-
Waters from Savannah GA to Altamaha Sound GA extending from 20 to
60 NM-
649 PM EST Sun Jan 21 2018

.TONIGHT...Variable winds 5 kt, becoming E 5 to 10 kt. Seas
1 to 2 ft.
.MON...SE winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. 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
chance of showers after midnight.
.TUE...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 4 to 6 ft, subsiding to 4 to 5 ft in the
afternoon. A chance of showers in the morning.
.TUE NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Seas 4 ft.
.WED...NW winds 10 to 15 kt. Seas 3 to 4 ft.
.WED NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft.
.THU...NE winds 15 to 20 kt. Seas 4 ft.
.THU NIGHT...NE winds 15 kt. Seas 4 ft.
.FRI...E winds 15 to 20 kt. Seas 4 ft.
.FRI NIGHT...E winds 15 kt. Seas 4 to 6 ft. A slight chance of
showers.

$$



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