498
FZUS52 KCHS 181058
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
658 AM EDT Fri Oct 18 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

AMZ300-182315-
658 AM EDT Fri Oct 18 2024

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
Dry high pressure will prevail through the middle of next week.

$$

AMZ330-182315-
Charleston Harbor-
658 AM EDT Fri Oct 18 2024

.TODAY...N winds 10 kt, becoming NE 10 to 15 kt.
.TONIGHT...NE winds 10 kt.
.SAT...NE winds 10 to 15 kt.
.SAT NIGHT...NE winds 10 to 15 kt.
.SUN...NE winds 10 to 15 kt with gusts to 20 kt.
.SUN NIGHT...NE winds 10 to 15 kt.
.MON...NE winds 10 to 15 kt.
.MON NIGHT...NE winds 10 to 15 kt.
.TUE...NE winds 10 to 15 kt.
.TUE NIGHT...NE winds 5 to 10 kt.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 69 degrees.

$$

AMZ350-182315-
Waters from South Santee River to Edisto Beach SC out 20 NM-
658 AM EDT Fri Oct 18 2024

.TODAY...NE winds 15 kt with gusts to 20 kt. Seas 3 to 4 ft. Wave
Detail: NE 4 ft at 8 seconds and NE 3 ft at 5 seconds.
.TONIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft. Wave Detail: NE
4 ft at 5 seconds and E 3 ft at 9 seconds.
.SAT...NE winds 15 to 20 kt. Seas 4 to 5 ft, building to 4 to
6 ft in the afternoon. Wave Detail: NE 4 ft at 6 seconds and E
2 ft at 11 seconds, becoming NE 5 ft at 6 seconds and E 2 ft at
11 seconds.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft. Wave Detail: E
5 ft at 7 seconds and E 2 ft at 11 seconds.
.SUN...NE winds 15 to 20 kt. Seas 5 to 6 ft, subsiding to 4 to
6 ft in the afternoon. Wave Detail: E 5 ft at 7 seconds and E
2 ft at 12 seconds, becoming E 5 ft at 7 seconds and E 2 ft at
11 seconds.
.SUN NIGHT...NE winds 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: E
5 ft at 7 seconds and E 2 ft at 11 seconds.
.MON...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...NE winds 15 kt. Seas 4 to 5 ft.
.TUE...NE winds 10 to 15 kt. Seas 4 to 5 ft.
.TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.

$$

AMZ352-182315-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
658 AM EDT Fri Oct 18 2024

.TODAY...NE winds 15 kt with gusts to 20 kt. Seas 3 to 4 ft. Wave
Detail: NE 4 ft at 8 seconds and NE 3 ft at 5 seconds.
.TONIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft. Wave Detail: E
4 ft at 7 seconds and E 2 ft at 10 seconds.
.SAT...NE winds 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: NE 5 ft
at 6 seconds and E 2 ft at 11 seconds.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 4 to 5 ft, building to
4 to 6 ft after midnight. Wave Detail: E 5 ft at 7 seconds and E
1 foot at 11 seconds, becoming E 5 ft at 7 seconds and E 1 foot
at 12 seconds.
.SUN...NE winds 15 to 20 kt. Seas 4 to 6 ft. Wave Detail: E 5 ft
at 7 seconds and E 1 foot at 12 seconds.
.SUN NIGHT...NE winds 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: E
5 ft at 8 seconds and E 1 foot at 12 seconds.
.MON...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 5 ft.
.TUE...NE winds 10 to 15 kt. Seas 4 to 5 ft.
.TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.

$$

AMZ354-182315-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
658 AM EDT Fri Oct 18 2024

.TODAY...NE winds 15 kt with gusts to 20 kt. Seas 3 to 4 ft. Wave
Detail: NE 4 ft at 8 seconds and NE 3 ft at 5 seconds.
.TONIGHT...NE winds 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: NE
4 ft at 5 seconds and E 2 ft at 8 seconds.
.SAT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft.
Wave Detail: NE 5 ft at 6 seconds and E 1 foot at 11 seconds.
.SAT NIGHT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
6 ft. Wave Detail: NE 5 ft at 7 seconds and E 1 foot at
11 seconds.
.SUN...NE winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft.
Wave Detail: E 6 ft at 7 seconds and E 2 ft at 13 seconds.
.SUN NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft. Wave Detail: E
5 ft at 8 seconds and E 2 ft at 12 seconds.
.MON...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.TUE...NE winds 15 kt. Seas 4 to 5 ft.
.TUE NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.

$$

AMZ374-182315-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
658 AM EDT Fri Oct 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE
TUESDAY NIGHT...

.TODAY...NE winds 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: NE
5 ft at 8 seconds.
.TONIGHT...NE winds 15 to 20 kt. Seas 5 to 6 ft. Wave Detail: NE
6 ft at 8 seconds.
.SAT...NE winds 20 kt with gusts to 25 kt. Seas 5 to 6 ft,
building to 6 to 7 ft in the afternoon. Wave Detail: NE 6 ft at
11 seconds and NE 5 ft at 6 seconds, becoming NE 6 ft at
7 seconds and E 4 ft at 11 seconds.
.SAT NIGHT...NE winds 20 kt with gusts to 25 kt. Seas 6 to 8 ft.
Wave Detail: NE 7 ft at 7 seconds and E 3 ft at 12 seconds.
.SUN...NE winds 20 kt with gusts to 25 kt. Seas 6 to 8 ft. Wave
Detail: NE 7 ft at 8 seconds and E 3 ft at 12 seconds.
.SUN NIGHT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 6 to
8 ft, subsiding to 6 to 7 ft after midnight. Wave Detail: NE 7 ft
at 8 seconds and E 3 ft at 12 seconds, becoming NE 7 ft at
8 seconds and E 2 ft at 11 seconds.
.MON...NE winds 20 kt. Seas 6 to 7 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 5 to 7 ft.
.TUE...NE winds 15 kt. Seas 5 to 6 ft.
.TUE NIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft.

$$