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National Weather Service Marine Forecast FZUS52 KCHS

FZUS52 KCHS 240257
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
1057 PM EDT Mon Oct 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

AMZ300-241800-
1057 PM EDT Mon Oct 23 2017

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
A cold front will push offshore tonight, then will be followed by a
stronger cold front late Tuesday and Tuesday night. High pressure
will then prevail into late week before another cold front possibly
affects the area this weekend.



AMZ330-241800-
Charleston Harbor-
1057 PM EDT Mon Oct 23 2017

OVERNIGHT
SW winds 10 to 15 kt, becoming W 5 to 10 kt. A slight chance
of tstms. Showers likely late this evening, then a chance of showers.

TUE
W winds 5 kt, increasing to 10 kt in the afternoon. A slight
chance of showers in the morning.

TUE NIGHT
NW winds 10 to 15 kt.

WED
NW winds 10 kt.

WED NIGHT
NW winds 10 kt.

THU
N winds 5 to 10 kt.

THU NIGHT
NE winds 5 kt.

FRI
E winds around 5 kt.

FRI NIGHT
SE winds around 5 kt.

SAT
SE winds around 5 kt. A slight chance of showers.

SAT NIGHT
SW winds 5 kt. A slight chance of showers. 

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

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 74 degrees.



AMZ350-241800-
Waters from South Santee River to Edisto Beach SC out 20 nm-
1057 PM EDT Mon Oct 23 2017

SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING


OVERNIGHT
SW winds 20 to 25 kt with gusts to 30 kt, becoming W 15
kt late. Seas 5 to 7 ft. A chance of tstms. Showers late this
evening, then a chance of showers.

TUE
W winds 5 to 10 kt. 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. Seas 3 to 4 ft.

WED
NW winds 15 kt. Seas 3 to 4 ft.

WED NIGHT
NW winds 15 kt. Seas 3 to 4 ft.

THU
N winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 to 3 ft.

THU NIGHT
N winds 5 to 10 kt. Seas 2 ft.

FRI
E winds 5 to 10 kt. Seas 2 ft.

FRI NIGHT
SE winds 5 to 10 kt. Seas 2 to 3 ft.

SAT
SE winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of
showers.

SAT NIGHT
S winds 10 kt. Seas 2 to 3 ft. A slight chance of
showers. 

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



AMZ352-241800-
Waters from Edisto Beach SC to Savannah GA out 20 nm-
1057 PM EDT Mon Oct 23 2017

SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT TUESDAY


OVERNIGHT
SW winds 15 to 20 kt with gusts to 25 kt, becoming W
15 kt. Seas 4 to 6 ft, subsiding to 3 to 5 ft. A chance of tstms.
Showers likely late this evening, then a chance of showers.

TUE
W winds 10 kt. Seas 3 to 4 ft. A slight chance of showers in
the morning.

TUE NIGHT
W winds 10 to 15 kt, becoming NW 15 to 20 kt after
midnight. Seas 3 to 4 ft.

WED
NW winds 15 kt with gusts to 20 kt. Seas 3 to 4 ft, subsiding
to 2 to 3 ft in the afternoon.

WED NIGHT
NW winds 15 kt. Seas 2 to 3 ft.

THU
N winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 to 3 ft.

THU NIGHT
NE winds 5 to 10 kt. Seas 2 ft.

FRI
E winds 5 to 10 kt. Seas 2 ft.

FRI NIGHT
SE winds 5 to 10 kt. Seas 2 to 3 ft.

SAT
E winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of
showers.

SAT NIGHT
S winds 10 to 15 kt. Seas 2 to 3 ft. A slight chance of
showers. 

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



AMZ354-241800-
Waters from Savannah GA to Altamaha Sound GA out 20 nm, including
Grays Reef National Marine Sanctuary-
1057 PM EDT Mon Oct 23 2017

OVERNIGHT
W winds 15 kt, becoming NW late. Seas 3 to 5 ft. A
chance of showers and tstms.

TUE
NW winds 10 kt. Seas 3 to 4 ft.

TUE NIGHT
NW winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts to 25 kt after midnight. Seas 3 to 4 ft.

WED
NW winds 15 to 20 kt. Seas 3 to 4 ft, subsiding to 2 to 3 ft
in the afternoon.

WED NIGHT
NW winds 15 kt. Seas 2 ft.

THU
N winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 ft.

THU NIGHT
NE winds 5 to 10 kt. Seas 2 ft.

FRI
NE winds 5 to 10 kt. Seas 2 ft.

FRI NIGHT
SE winds 5 to 10 kt. Seas 2 to 3 ft.

SAT
E winds 5 to 10 kt. Seas 3 ft. A slight chance of showers.

SAT NIGHT
SW winds 10 to 15 kt. Seas 2 to 3 ft. A slight chance
of showers. 

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



AMZ374-241800-
Waters from Savannah GA to Altamaha Sound GA extending from 20 to
60 nm-
1057 PM EDT Mon Oct 23 2017

SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING


OVERNIGHT
SW winds 15 to 20 kt with gusts to 25 kt, becoming W
15 kt with gusts to 20 kt late. Seas 5 to 7 ft. A chance of tstms.
Showers likely late this evening, then a chance of showers.

TUE
NW winds 10 kt. Seas 4 to 6 ft, subsiding to 3 to 4 ft late.
A chance of showers in the morning.

TUE NIGHT
W winds 10 to 15 kt, becoming NW 15 to 20 kt with gusts
to 25 kt after midnight. Seas 4 to 5 ft.

WED
NW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft.

WED NIGHT
NW winds 15 kt with gusts to 20 kt. Seas 4 to 5 ft.

THU
N winds 10 to 15 kt. Seas 3 to 4 ft.

THU NIGHT
NE winds 5 to 10 kt. Seas 3 ft.

FRI
NE winds 5 to 10 kt. Seas 2 to 3 ft.

FRI NIGHT
SE winds 10 kt. Seas 3 to 4 ft. A slight chance of
showers.

SAT
E winds 5 to 10 kt. Seas 3 to 4 ft. A chance of showers.

SAT NIGHT
SW winds 10 to 15 kt. Seas 4 to 5 ft. A slight chance
of showers. 

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