Coastal Waters Forecast
Issued by NWS Charleston, SC

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FZUS52 KCHS 232209
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
609 PM EDT Wed Aug 23 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

AMZ300-241315-
609 PM EDT Wed Aug 23 2017

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
A cold front will move into the area tonight and linger nearby
through the end of the week. A wave of low pressure could form along
the front offshore Friday, as high pressure builds from the north
through the weekend.

$$

AMZ330-241315-
Charleston Harbor-
609 PM EDT Wed Aug 23 2017

.TONIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt. A chance of
showers and tstms.
.THU...W winds 5 to 10 kt, becoming S 10 kt in the afternoon. A
chance of showers and tstms.
.THU NIGHT...S winds 5 to 10 kt, becoming NW around 5 kt after
midnight. A chance of showers and tstms.
.FRI...NE winds 5 to 10 kt. A chance of showers and tstms.
.FRI NIGHT...NE winds 10 kt. A slight chance of showers and tstms.
.SAT...NE winds 15 kt. A slight chance of showers and tstms.
.SAT NIGHT...NE winds 10 to 15 kt. A slight chance of showers and
tstms.
.SUN...NE winds 10 to 15 kt. A slight chance of showers and tstms.
.SUN NIGHT through MON NIGHT...NE winds 10 to 15 kt. A chance of
showers and tstms.

Mariners are reminded that winds and waves higher in and near tstms.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 87 degrees.

$$

AMZ350-241315-
Waters from South Santee River to Edisto Beach SC out 20 nm-
609 PM EDT Wed Aug 23 2017

.TONIGHT...S winds 15 to 20 kt, becoming SW. Seas 2 to 4 ft. A
slight chance of showers and tstms this evening, then a chance of
showers and tstms after midnight.
.THU...SW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 3 to 4 ft. A chance of showers and tstms.
.THU NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas
3 ft. A chance of showers and tstms.
.FRI...NE winds 15 kt. Seas 2 to 3 ft. A chance of showers and
tstms.
.FRI NIGHT...NE winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. Seas 2 to 3 ft. A chance of showers and tstms.
.SAT...NE winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Seas 3 to 4 ft, building to 4 to 5 ft in the afternoon. A
chance of showers and tstms, mainly in the morning.
.SAT NIGHT...NE winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. Seas 4 to 6 ft. A slight chance of showers and tstms.
.SUN and SUN NIGHT...NE winds 15 to 20 kt. Seas 5 to 7 ft. A chance
of showers and tstms.
.MON...NE winds 15 to 20 kt. Seas 4 to 6 ft. A chance of showers and
tstms.
.MON NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft. A chance of
showers and tstms.

Mariners are reminded that winds and seas higher in and near tstms.

$$

AMZ352-241315-
Waters from Edisto Beach SC to Savannah GA out 20 nm-
609 PM EDT Wed Aug 23 2017

.TONIGHT...S winds 15 to 20 kt, becoming SW. Seas 2 to 4 ft. A
slight chance of showers and tstms.
.THU...SW winds 10 to 15 kt, becoming S 10 kt in the afternoon. Seas
3 to 4 ft, subsiding to 2 to 3 ft in the afternoon. A chance of
showers and tstms.
.THU NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas
2 to 3 ft. A chance of showers and tstms.
.FRI...NE winds 10 to 15 kt. Seas 2 ft. A chance of showers and
tstms.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 2 ft. A chance of showers
and tstms.
.SAT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft. A
chance of showers and tstms.
.SAT NIGHT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
5 ft. A slight chance of showers and tstms.
.SUN through MON...NE winds 15 to 20 kt. Seas 4 to 6 ft. A chance of
showers and tstms.
.MON NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft. A chance of
showers and tstms.

Mariners are reminded that winds and seas higher in and near tstms.

$$

AMZ354-241315-
Waters from Savannah GA to Altamaha Sound GA out 20 nm...including
Grays Reef National Marine Sanctuary-
609 PM EDT Wed Aug 23 2017

.TONIGHT...S winds 15 kt, becoming SW. Seas 2 to 3 ft. A slight
chance of showers and tstms.
.THU...SW winds 10 to 15 kt, becoming S 10 kt in the afternoon. Seas
2 to 3 ft. A chance of showers and tstms.
.THU NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers and tstms.
.FRI...N winds 5 to 10 kt, becoming NE 10 to 15 kt in the afternoon.
Seas 2 ft. A chance of showers and tstms.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 2 ft. A chance of showers
and tstms.
.SAT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 2 to 3 ft. A
chance of showers and tstms.
.SAT NIGHT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
5 ft. A chance of showers and tstms, mainly in the evening.
.SUN through MON...NE winds 15 to 20 kt. Seas 4 to 5 ft. A chance of
showers and tstms.
.MON NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft. A chance of
showers and tstms.

Mariners are reminded that winds and seas higher in and near tstms.

$$

AMZ374-241315-
Waters from Savannah GA to Altamaha Sound GA extending from 20 to
60 nm-
609 PM EDT Wed Aug 23 2017

.TONIGHT...S winds 15 kt, becoming SW 15 to 20 kt. Seas 3 to 4 ft. A
slight chance of showers and tstms.
.THU...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers and
tstms.
.THU NIGHT...S winds 5 to 10 kt. Seas 3 ft. A chance of showers and
tstms.
.FRI...NE winds 5 to 10 kt. Seas 3 ft. A chance of showers and
tstms.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 3 ft. A chance of showers
and tstms.
.SAT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft. A
chance of showers and tstms.
.SAT NIGHT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 5 to
6 ft. A chance of showers and tstms, mainly in the evening.
.SUN...NE winds 20 kt. Seas 6 to 8 ft. A chance of showers and
tstms.
.SUN NIGHT...NE winds 15 to 20 kt. Seas 7 to 9 ft. A chance of
showers and tstms.
.MON...NE winds 15 to 20 kt. Seas 6 to 8 ft. A chance of showers and
tstms.
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft. A chance of
showers and tstms.

Mariners are reminded that winds and seas higher in and near tstms.

$$



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