470
FZUS52 KCHS 171352
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
952 AM EDT Fri May 17 2024

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

AMZ300-180230-
952 AM EDT Fri May 17 2024

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
A storm system will bring impacts to our area this weekend. High
pressure returns to our region next week.

$$

AMZ330-180230-
Charleston Harbor-
952 AM EDT Fri May 17 2024

.TODAY...S winds 5 to 10 kt.
.TONIGHT...S winds 5 to 10 kt. A chance of showers and tstms.
.SAT...SW winds 10 kt. A chance of showers and tstms in the
morning, then showers with tstms likely in the afternoon.
.SAT NIGHT...SW winds 5 to 10 kt. Showers with tstms likely in
the evening, then showers likely with a chance of tstms after
midnight.
.SUN...W winds 5 to 10 kt. A chance of tstms. A chance of showers
in the morning, then showers likely in the afternoon.
.SUN NIGHT...N winds 5 to 10 kt. A chance of tstms. Showers
likely, mainly in the evening.
.MON...N winds 10 to 15 kt. A chance of showers with a slight
chance of tstms.
.MON NIGHT...N winds 10 to 15 kt.
.TUE...NE winds 10 kt.
.TUE NIGHT...NE winds 5 to 10 kt.

Winds and waves higher in and near tstms.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 76 degrees.

$$

AMZ350-180230-
Waters from South Santee River to Edisto Beach SC out 20 NM-
952 AM EDT Fri May 17 2024

.TODAY...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft at
5 seconds.
.TONIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. Seas 2 ft. Wave Detail: S 2 ft at 5 seconds and E
1 foot at 9 seconds. A chance of showers and tstms.
.SAT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft
at 5 seconds and E 1 foot at 9 seconds. A chance of showers and
tstms in the morning, then showers with tstms likely in the
afternoon.
.SAT NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S
3 ft at 5 seconds and E 1 foot at 8 seconds. Showers with tstms
likely in the evening, then showers likely with a chance of tstms
after midnight.
.SUN...W winds 10 kt. Seas 2 to 3 ft, building to 3 to 4 ft in
the afternoon. Wave Detail: S 3 ft at 5 seconds and E 1 foot at
7 seconds, becoming S 3 ft at 5 seconds and E 1 foot at
8 seconds. A chance of tstms. A chance of showers in the morning,
then showers likely in the afternoon.
.SUN NIGHT...N winds 5 to 10 kt, becoming NE 15 to 20 kt after
midnight. Seas 3 to 4 ft. Wave Detail: S 3 ft at 5 seconds and N
2 ft at 3 seconds. A chance of tstms. Showers likely, mainly in
the evening.
.MON...N winds 15 to 20 kt. Seas 3 to 4 ft. A chance of showers
with a slight chance of tstms.
.MON NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance
of showers.
.TUE...NE winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of
showers.
.TUE NIGHT...NE winds 5 to 10 kt. Seas 3 to 4 ft.

Winds and seas higher in and near tstms.

$$

AMZ352-180230-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
952 AM EDT Fri May 17 2024

.TODAY...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft at
5 seconds.
.TONIGHT...S winds 10 to 15 kt. Seas 2 ft. Wave Detail: S 2 ft at
5 seconds and SE 1 foot at 8 seconds. A chance of showers and
tstms.
.SAT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft
at 5 seconds and E 1 foot at 9 seconds. A chance of showers and
tstms in the morning, then showers with tstms likely in the
afternoon.
.SAT NIGHT...SW winds 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft
at 5 seconds and E 1 foot at 9 seconds. Showers with tstms likely
in the evening, then showers likely with a chance of tstms after
midnight.
.SUN...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at
5 seconds and E 1 foot at 7 seconds. A chance of tstms. A chance
of showers in the morning, then showers likely in the afternoon.
.SUN NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts to 20 kt after midnight. Seas 2 to 3 ft, building to 3 to
4 ft after midnight. Wave Detail: S 2 ft at 5 seconds and E
1 foot at 8 seconds, becoming NW 2 ft at 3 seconds and S 2 ft at
5 seconds. A chance of tstms. Showers likely, mainly in the
evening.
.MON...N winds 15 to 20 kt. Seas 3 to 4 ft. A chance of showers
with a slight chance of tstms.
.MON NIGHT...N winds 10 kt. Seas 3 to 4 ft. A slight chance of
showers.
.TUE...NE winds 10 to 15 kt. Seas 2 to 3 ft.
.TUE NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft.

Winds and seas higher in and near tstms.

$$

AMZ354-180230-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
952 AM EDT Fri May 17 2024

.TODAY...S winds 5 to 10 kt, becoming SE late. Seas 1 foot or
less, then around 2 ft this afternoon. Wave Detail: S 1 foot at
4 seconds and SE 1 foot at 7 seconds, becoming S 1 foot at
4 seconds and SE 1 foot at 8 seconds.
.TONIGHT...S winds 10 to 15 kt. Seas 2 ft. Wave Detail: SE 2 ft
at 4 seconds and E 1 foot at 8 seconds. A slight chance of
showers and tstms in the evening, then a chance of showers and
tstms after midnight.
.SAT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 ft. Wave Detail: S 2 ft at 5 seconds and E
1 foot at 9 seconds. A slight chance of showers and tstms in the
morning, then showers and tstms likely in the afternoon.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S
2 ft at 5 seconds and E 1 foot at 9 seconds. Showers with tstms
likely in the evening, then showers likely with a chance of tstms
after midnight.
.SUN...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at
5 seconds and E 1 foot at 9 seconds. A chance of tstms. A chance
of showers in the morning, then showers likely in the afternoon.
.SUN NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt with
gusts to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW
2 ft at 3 seconds and S 2 ft at 5 seconds. A chance of tstms.
Showers likely, mainly in the evening.
.MON...N winds 15 to 20 kt. Seas 3 to 4 ft. A chance of showers
with a slight chance of tstms.
.MON NIGHT...N winds 10 kt. Seas 2 to 3 ft.
.TUE...NE winds 10 to 15 kt. Seas 2 to 3 ft.
.TUE NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft.

Winds and seas higher in and near tstms.

$$

AMZ374-180230-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
952 AM EDT Fri May 17 2024

.TODAY...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft at
4 seconds and E 1 foot at 7 seconds.
.TONIGHT...SE winds 10 kt, becoming S with gusts to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 4 seconds and SE
1 foot at 8 seconds. A slight chance of showers and tstms.
.SAT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft
at 5 seconds and E 1 foot at 8 seconds. A slight chance of
showers and tstms in the morning, then a chance of showers and
tstms in the afternoon.
.SAT NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S
3 ft at 4 seconds and E 2 ft at 8 seconds. Showers with tstms
likely in the evening, then showers likely with a chance of tstms
after midnight.
.SUN...W winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: SW 3 ft
at 5 seconds and E 2 ft at 8 seconds. Showers likely with a
chance of tstms.
.SUN NIGHT...W winds 5 to 10 kt, becoming N 10 to 15 kt with
gusts to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: W
2 ft at 4 seconds and E 2 ft at 8 seconds. A chance of tstms.
Showers likely, mainly in the evening.
.MON...N winds 15 to 20 kt. Seas 4 to 5 ft. A chance of showers
with a slight chance of tstms.
.MON NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance
of showers.
.TUE...N winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of
showers.
.TUE NIGHT...E winds 10 kt. Seas 4 to 5 ft. A slight chance of
showers.

Winds and seas higher in and near tstms.

$$