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National Weather Service Marine Forecast FZUS52 KCHS

FZUS52 KCHS 170716
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
316 AM EDT Fri Sep 17 2021

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

AMZ300-172015-
316 AM EDT Fri Sep 17 2021

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
Weak high pressure will persist across inland areas while low
pressure passes well offshore through late this week. High
pressure will then expand across the region this weekend into
early next week, before a cold front shifts across the area
during the second half of next week.



AMZ330-172015-
Charleston Harbor-
316 AM EDT Fri Sep 17 2021

TODAY
N winds 5 kt, becoming SE 10 kt this afternoon. A slight
chance of showers this morning, then a chance of showers and
tstms this afternoon.

TONIGHT
SW winds 5 to 10 kt, becoming NW after midnight. A
slight chance of showers and tstms in the evening.

SAT
N winds 5 kt, becoming E in the afternoon. A slight chance
of showers and tstms in the morning, then a chance of showers and
tstms in the afternoon.

SAT NIGHT
E winds 5 kt. A chance of showers and tstms.

SUN
E winds 5 to 10 kt. A chance of tstms. A chance of showers
in the morning, then showers likely in the afternoon.

SUN NIGHT
E winds 5 to 10 kt. A chance of tstms. Showers
likely, mainly in the evening.

MON
E winds 5 to 10 kt. Showers likely with a chance of tstms.

MON NIGHT
E winds 5 to 10 kt. Showers likely with a chance of
tstms.

TUE
E winds 5 to 10 kt. Showers likely with a chance of tstms.

TUE NIGHT
E winds 5 to 10 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 82 degrees.



AMZ350-172015-
Waters from South Santee River to Edisto Beach SC out 20 NM-
316 AM EDT Fri Sep 17 2021

TODAY
N winds 5 to 10 kt, becoming SE late. Seas 2 to 3 ft. A
slight chance of showers. A slight chance of tstms this
afternoon.

TONIGHT
SW winds 5 to 10 kt, becoming NW after midnight. Seas
2 to 3 ft.

SAT
N winds 5 to 10 kt, becoming NE in the afternoon. Seas
2 ft. A chance of showers and tstms.

SAT NIGHT
E winds 5 to 10 kt. Seas 2 ft. A chance of showers
and tstms.

SUN
E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers
and tstms.

SUN NIGHT
E winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers and tstms.

MON
E winds 10 to 15 kt. Seas 2 to 3 ft. Showers likely with a
chance of tstms.

MON NIGHT
E winds 10 to 15 kt. Seas 3 ft. Showers likely with
a chance of tstms.

TUE
E winds 10 to 15 kt. Seas 3 to 4 ft. Showers likely with a
chance of tstms.

TUE NIGHT
E winds 10 to 15 kt. Seas 3 ft. A chance of showers
and tstms. 

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



AMZ352-172015-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
316 AM EDT Fri Sep 17 2021

TODAY
NE winds 5 to 10 kt, becoming SE late. Seas 2 to 3 ft. A
chance of showers this morning, then a slight chance of showers
and tstms this afternoon.

TONIGHT
S winds 5 to 10 kt, becoming W after midnight. Seas
2 to 3 ft. A slight chance of showers after midnight.

SAT
N winds 5 to 10 kt, becoming E in the afternoon. Seas
2 ft. A chance of showers and tstms.

SAT NIGHT
E winds 5 to 10 kt. Seas 2 ft. A chance of showers
and tstms.

SUN
E winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely with a
chance of tstms.

SUN NIGHT
E winds 10 kt. Seas 2 to 3 ft. A chance of tstms.
Showers likely, mainly in the evening.

MON
E winds 10 kt. Seas 2 to 3 ft. Showers with a chance of
tstms.

MON NIGHT
E winds 10 kt. Seas 3 ft. Showers likely with a
chance of tstms.

TUE
E winds 10 kt. Seas 3 ft. Showers likely with a chance of
tstms.

TUE NIGHT
E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers and tstms. 

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



AMZ354-172015-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
316 AM EDT Fri Sep 17 2021

TODAY
NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers. A chance of tstms this afternoon.

TONIGHT
SE winds 5 to 10 kt. Seas 2 ft. A slight chance of
showers and tstms in the evening.

SAT
N winds 5 to 10 kt, becoming E in the afternoon. Seas
2 ft. A chance of showers and tstms.

SAT NIGHT
E winds 5 to 10 kt. Seas 2 ft. A chance of showers
and tstms.

SUN
E winds 5 to 10 kt. Seas 2 ft. Showers likely with a
chance of tstms.

SUN NIGHT
E winds 10 kt. Seas 2 to 3 ft. A chance of tstms.
Showers likely, mainly in the evening.

MON
E winds 10 kt. Seas 2 to 3 ft. Showers with a chance of
tstms.

MON NIGHT
E winds 10 kt. Seas 2 to 3 ft. A chance of showers
and tstms.

TUE
E winds 10 kt. Seas 2 to 3 ft. Showers likely with a
chance of tstms.

TUE NIGHT
E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers and tstms. 

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



AMZ374-172015-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
316 AM EDT Fri Sep 17 2021

TODAY
NE winds 5 to 10 kt. Seas 3 to 4 ft. A chance of
showers. A chance of tstms this afternoon.

TONIGHT
SE winds 5 to 10 kt, becoming S after midnight. Seas
2 to 3 ft. A slight chance of tstms in the evening. A slight
chance of showers.

SAT
NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers
and tstms.

SAT NIGHT
E winds 5 to 10 kt. Seas 2 ft. A chance of showers
and tstms.

SUN
E winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely with a
chance of tstms.

SUN NIGHT
E winds 10 kt. Seas 2 to 3 ft. Showers likely with a
chance of tstms.

MON
E winds 10 kt. Seas 3 ft. Showers with a chance of tstms.

MON NIGHT
E winds 10 kt. Seas 3 to 4 ft. Showers likely with a
chance of tstms.

TUE
E winds 10 kt. Seas 3 to 4 ft. Showers likely with a
chance of tstms.

TUE NIGHT
E winds 5 to 10 kt. Seas 3 to 4 ft. A chance of
showers and tstms. 

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