Tybee Creek Entrance, GA Coastal Forecast

FZUS52 KCHS 160004
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
804 PM EDT Tue Apr 15 2025

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

AMZ300-161315-
804 PM EDT Tue Apr 15 2025

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
High pressure will build into the region Wednesday and remain the
primary feature through the weekend and into early next week.

$$

AMZ330-161315-
Charleston Harbor-
804 PM EDT Tue Apr 15 2025

.TONIGHT...W winds 15 to 20 kt, veering NW and diminishing
to 10 kt.
.WED...N winds 5 to 10 kt, becoming W in the afternoon.
.WED NIGHT...W winds 5 to 10 kt.
.THU...NE winds 5 kt, becoming E in the afternoon.
.THU NIGHT...SE winds 5 to 10 kt.
.FRI...SE winds 5 to 10 kt, becoming S 10 to 15 kt with gusts to
20 kt in the afternoon.
.FRI NIGHT...S winds 10 kt.
.SAT...S winds 5 to 10 kt.
.SAT NIGHT...S winds 5 to 10 kt.
.SUN...SW winds 5 to 10 kt.
.SUN NIGHT...S winds 5 to 10 kt.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 69 degrees.

$$

AMZ350-161315-
Waters from South Santee River to Edisto Beach SC out 20 NM-
804 PM EDT Tue Apr 15 2025

.TONIGHT...W winds 15 to 20 kt, becoming NW 10 to 15 kt. Seas 4
to 5 ft, subsiding to 3 to 4 ft after midnight. Wave Detail: SW 5
ft at 6 seconds and SE 1 foot at 8 seconds, becoming NW 4 ft at 5
seconds and SE 1 foot at 8 seconds.
.WED...N winds 10 to 15 kt with gusts to 20 kt, becoming SW 5 to
10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at
4 seconds and E 2 ft at 8 seconds.
.WED NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas
1 foot or less. Wave Detail: SW 1 foot at 3 seconds and SE 1 foot
at 7 seconds.
.THU...NE winds 5 to 10 kt, becoming E in the afternoon. Seas
1 foot or less. Wave Detail: SW 1 foot at 3 seconds and NE 1 foot
at 7 seconds.
.THU NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less, then
around 2 ft after midnight. Wave Detail: SE 1 foot at 5 seconds,
becoming E 2 ft at 7 seconds and SE 1 foot at 3 seconds.
.FRI...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
7 seconds and SE 1 foot at 3 seconds.
.FRI NIGHT...S winds 10 kt. Seas 2 to 3 ft.
.SAT...S winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft.
.SUN...SW winds 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...S winds 10 kt. Seas 4 to 5 ft.

$$

AMZ352-161315-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
804 PM EDT Tue Apr 15 2025

.TONIGHT...NW winds 15 to 20 kt. Seas 3 to 4 ft, subsiding to 2
to 3 ft after midnight. Wave Detail: W 4 ft at 5 seconds and SE 1
foot at 8 seconds, becoming NW 3 ft at 4 seconds and E 1 foot at 8
seconds.
.WED...N winds 10 to 15 kt with gusts to 20 kt, becoming SW 5 to
10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at
4 seconds and E 1 foot at 8 seconds.
.WED NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas
1 foot or less. Wave Detail: SW 1 foot at 2 seconds and SE 1 foot
at 7 seconds.
.THU...NE winds 5 to 10 kt, becoming E in the afternoon. Seas
1 foot or less. Wave Detail: SW 1 foot at 2 seconds and E 1 foot
at 7 seconds.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft
at 8 seconds and E 1 foot at 2 seconds.
.FRI...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
4 seconds and SE 1 foot at 7 seconds.
.FRI NIGHT...S winds 10 kt. Seas 2 to 3 ft.
.SAT...S winds 10 kt. Seas 2 to 3 ft.
.SAT NIGHT...S winds 10 kt. Seas 2 to 3 ft.
.SUN...S winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...S winds 5 to 10 kt. Seas 4 to 5 ft.

$$

AMZ354-161315-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
804 PM EDT Tue Apr 15 2025

.TONIGHT...NW winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail:
NW 3 ft at 4 seconds and E 1 foot at 8 seconds.
.WED...N winds 10 to 15 kt with gusts to 20 kt, becoming E 5 to
10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at
4 seconds and E 2 ft at 8 seconds.
.WED NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas
1 foot or less. Wave Detail: SW 1 foot at 2 seconds and NE 1 foot
at 6 seconds.
.THU...N winds 5 kt, becoming E in the afternoon. Seas 1 foot or
less. Wave Detail: E 1 foot at 7 seconds.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: E
1 foot at 2 seconds and E 1 foot at 8 seconds.
.FRI...SE winds 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
3 seconds and E 1 foot at 7 seconds.
.FRI NIGHT...S winds 10 kt. Seas 2 to 3 ft.
.SAT...S winds 10 kt. Seas 2 to 3 ft.
.SAT NIGHT...S winds 10 kt. Seas 2 to 3 ft.
.SUN...S winds 5 to 10 kt. Seas 3 ft.
.SUN NIGHT...S winds 10 kt. Seas 3 to 4 ft.

$$

AMZ374-161315-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
804 PM EDT Tue Apr 15 2025

.TONIGHT...NW winds 15 to 20 kt. Seas 3 to 4 ft. Wave Detail: W
4 ft at 5 seconds and SE 1 foot at 8 seconds.
.WED...N winds 15 to 20 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 3 to 4 ft, subsiding to 2 to 3 ft in the
afternoon. Wave Detail: NW 4 ft at 5 seconds and E 2 ft at
8 seconds, becoming NW 2 ft at 4 seconds and NE 2 ft at
8 seconds.
.WED NIGHT...S winds 5 kt, becoming W after midnight. Seas 2 ft.
Wave Detail: N 2 ft at 4 seconds and NE 2 ft at 7 seconds.
.THU...NE winds 5 kt, becoming E in the afternoon. Seas 2 ft.
Wave Detail: SE 2 ft at 7 seconds.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E
2 ft at 7 seconds and SE 1 foot at 3 seconds.
.FRI...SE winds 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at
4 seconds and SE 2 ft at 7 seconds.
.FRI NIGHT...S winds 10 kt. Seas 2 to 3 ft.
.SAT...S winds 10 kt. Seas 3 ft.
.SAT NIGHT...S winds 10 kt. Seas 3 to 4 ft.
.SUN...S winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...S winds 10 to 15 kt. Seas 4 to 5 ft.

$$