FZUS52 KCHS 051600
CWFCHS
Coastal Waters Forecast
National Weather Service Charleston SC
1200 PM EDT Sat Apr 5 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
AMZ300-060415-
1200 PM EDT Sat Apr 5 2025
.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
Strong high pressure centered over the Atlantic will prevail this
weekend, before a cold front impacts the area on Monday. High
pressure will then return for the middle of next week. Another
cold front could move through late in the week.
$$
AMZ330-060415-
Charleston Harbor-
1200 PM EDT Sat Apr 5 2025
.THIS AFTERNOON...S winds 15 to 20 kt. Waves 1 to 2 ft.
.TONIGHT...S winds 10 kt.
.SUN...SW winds 10 to 15 kt, becoming S 15 to 20 kt in the
afternoon. Waves 1 to 2 ft.
.SUN NIGHT...S winds 15 kt with gusts to 20 kt.
.MON...SW winds 15 to 20 kt with gusts to 25 kt. Waves 1 to 2 ft.
A chance of showers in the morning, then showers with a chance of
tstms in the afternoon.
.MON NIGHT...W winds 10 to 15 kt. Showers with a chance of tstms
in the evening, then showers with a slight chance of tstms after
midnight.
.TUE...N winds 10 kt.
.TUE NIGHT...NE winds 10 to 15 kt.
.WED...NE winds 10 to 15 kt.
.WED NIGHT...NE winds 10 kt.
Winds and waves higher in and near tstms.
Unless otherwise noted, waves 1 foot or less.
Charleston Harbor water temperature 69 degrees.
$$
AMZ350-060415-
Waters from South Santee River to Edisto Beach SC out 20 NM-
1200 PM EDT Sat Apr 5 2025
.THIS AFTERNOON...S winds 10 to 15 kt. Gusts to 20 kt, mainly near
the immediate coast. Seas 2 to 4 ft ft. Wave Detail: SE 3 ft at 8
seconds.
.TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft, building to 4 to
5 ft after midnight. Wave Detail: SE 4 ft at 8 seconds.
.SUN...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 4 to 5 ft. Wave Detail: S 5 ft at 8 seconds.
.SUN NIGHT...S winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
6 ft, building to 5 to 7 ft after midnight. Wave Detail: S 6 ft
at 7 seconds, becoming S 6 ft at 8 seconds.
.MON...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Seas 5 to 6 ft. Wave Detail: S 6 ft at 8 seconds. A
chance of showers in the morning, then showers with a chance of
tstms in the afternoon.
.MON NIGHT...W winds 15 to 20 kt, becoming NW 10 to 15 kt after
midnight. Seas 4 to 6 ft, subsiding to 4 to 5 ft after midnight.
Wave Detail: S 6 ft at 8 seconds, becoming S 5 ft at 8 seconds.
Showers. A chance of tstms, mainly in the evening.
.TUE...N winds 15 to 20 kt. Seas 3 to 4 ft.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft.
.WED...NE winds 15 to 20 kt. Seas 4 to 5 ft.
.WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.
Winds and seas higher in and near tstms.
$$
AMZ352-060415-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1200 PM EDT Sat Apr 5 2025
.THIS AFTERNOON...S winds 10 to 15 kt. Gusts to 20 kt near the
immediate coast. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 8
seconds.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Seas 3 to
4 ft, building to 4 to 5 ft after midnight. Wave Detail: SE 4 ft
at 8 seconds, becoming SE 5 ft at 8 seconds.
.SUN...S winds 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: SE 5 ft
at 8 seconds.
.SUN NIGHT...S winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
6 ft. Wave Detail: S 6 ft at 6 seconds.
.MON...SW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft.
Wave Detail: S 6 ft at 7 seconds. A chance of showers in the
morning, then showers with a chance of tstms in the afternoon.
.MON NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Seas 4 to
5 ft, subsiding to 3 to 4 ft after midnight. Wave Detail: S 5 ft
at 7 seconds. Showers with a chance of tstms in the evening, then
showers with a slight chance of tstms after midnight.
.TUE...N winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 2 to 3 ft.
.WED...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
Winds and seas higher in and near tstms.
$$
AMZ354-060415-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1200 PM EDT Sat Apr 5 2025
.THIS AFTERNOON...S winds 10 to 15 kt. Gusts to 20 kt near the
immediate coast. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 8
seconds.
.TONIGHT...S winds 10 to 15 kt with gusts to 25 kt. Seas 3 to
4 ft, building to 4 to 5 ft after midnight. Wave Detail: SE 4 ft
at 8 seconds, becoming SE 4 ft at 8 seconds and S 3 ft at
5 seconds.
.SUN...S winds 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: SE 5 ft
at 8 seconds and S 3 ft at 5 seconds.
.SUN NIGHT...S winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
5 ft. Wave Detail: SE 5 ft at 7 seconds.
.MON...S winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft.
Wave Detail: SE 5 ft at 8 seconds. A chance of showers in the
morning, then showers with a chance of tstms in the afternoon.
.MON NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Seas 4 to
5 ft, subsiding to 3 to 4 ft after midnight. Wave Detail: SE 4 ft
at 8 seconds, becoming SE 3 ft at 8 seconds and NW 2 ft at
3 seconds. Showers with a chance of tstms in the evening, then
showers with a slight chance of tstms after midnight.
.TUE...N winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 2 to 3 ft.
.WED...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.WED NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.
Winds and seas higher in and near tstms.
$$
AMZ374-060415-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1200 PM EDT Sat Apr 5 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM EDT THIS EVENING
THROUGH MONDAY EVENING...
.THIS AFTERNOON...S winds 10 kt. Seas 3 to 4 ft. Wave Detail:
SE 4 ft at 8 seconds.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Seas 4 to
5 ft, building to 5 to 6 ft after midnight. Wave Detail: SE 5 ft
at 8 seconds.
.SUN...S winds 15 to 20 kt. Seas 5 to 6 ft. Wave Detail: S 6 ft
at 7 seconds.
.SUN NIGHT...S winds 15 to 20 kt with gusts to 25 kt. Seas 5 to
7 ft. Wave Detail: S 6 ft at 7 seconds.
.MON...S winds 15 to 20 kt with gusts to 25 kt. Seas 5 to 6 ft.
Wave Detail: S 6 ft at 7 seconds. A slight chance of showers in
the morning, then showers likely with a chance of tstms in the
afternoon.
.MON NIGHT...W winds 15 to 20 kt, becoming NW after midnight.
Seas 5 to 6 ft, subsiding to 4 to 5 ft after midnight. Wave
Detail: S 6 ft at 7 seconds, becoming S 5 ft at 7 seconds and NW
3 ft at 4 seconds. Showers. A chance of tstms, mainly in the
evening.
.TUE...N winds 15 to 20 kt. Seas 4 to 5 ft.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft.
.WED...NE winds 20 kt. Seas 5 to 7 ft.
.WED NIGHT...NE winds 15 to 20 kt. Seas 6 to 7 ft. A slight
chance of showers.
Winds and seas higher in and near tstms.
$$
CWFCHS
Coastal Waters Forecast
National Weather Service Charleston SC
1200 PM EDT Sat Apr 5 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
AMZ300-060415-
1200 PM EDT Sat Apr 5 2025
.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
Strong high pressure centered over the Atlantic will prevail this
weekend, before a cold front impacts the area on Monday. High
pressure will then return for the middle of next week. Another
cold front could move through late in the week.
$$
AMZ330-060415-
Charleston Harbor-
1200 PM EDT Sat Apr 5 2025
.THIS AFTERNOON...S winds 15 to 20 kt. Waves 1 to 2 ft.
.TONIGHT...S winds 10 kt.
.SUN...SW winds 10 to 15 kt, becoming S 15 to 20 kt in the
afternoon. Waves 1 to 2 ft.
.SUN NIGHT...S winds 15 kt with gusts to 20 kt.
.MON...SW winds 15 to 20 kt with gusts to 25 kt. Waves 1 to 2 ft.
A chance of showers in the morning, then showers with a chance of
tstms in the afternoon.
.MON NIGHT...W winds 10 to 15 kt. Showers with a chance of tstms
in the evening, then showers with a slight chance of tstms after
midnight.
.TUE...N winds 10 kt.
.TUE NIGHT...NE winds 10 to 15 kt.
.WED...NE winds 10 to 15 kt.
.WED NIGHT...NE winds 10 kt.
Winds and waves higher in and near tstms.
Unless otherwise noted, waves 1 foot or less.
Charleston Harbor water temperature 69 degrees.
$$
AMZ350-060415-
Waters from South Santee River to Edisto Beach SC out 20 NM-
1200 PM EDT Sat Apr 5 2025
.THIS AFTERNOON...S winds 10 to 15 kt. Gusts to 20 kt, mainly near
the immediate coast. Seas 2 to 4 ft ft. Wave Detail: SE 3 ft at 8
seconds.
.TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft, building to 4 to
5 ft after midnight. Wave Detail: SE 4 ft at 8 seconds.
.SUN...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 4 to 5 ft. Wave Detail: S 5 ft at 8 seconds.
.SUN NIGHT...S winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
6 ft, building to 5 to 7 ft after midnight. Wave Detail: S 6 ft
at 7 seconds, becoming S 6 ft at 8 seconds.
.MON...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Seas 5 to 6 ft. Wave Detail: S 6 ft at 8 seconds. A
chance of showers in the morning, then showers with a chance of
tstms in the afternoon.
.MON NIGHT...W winds 15 to 20 kt, becoming NW 10 to 15 kt after
midnight. Seas 4 to 6 ft, subsiding to 4 to 5 ft after midnight.
Wave Detail: S 6 ft at 8 seconds, becoming S 5 ft at 8 seconds.
Showers. A chance of tstms, mainly in the evening.
.TUE...N winds 15 to 20 kt. Seas 3 to 4 ft.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft.
.WED...NE winds 15 to 20 kt. Seas 4 to 5 ft.
.WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.
Winds and seas higher in and near tstms.
$$
AMZ352-060415-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1200 PM EDT Sat Apr 5 2025
.THIS AFTERNOON...S winds 10 to 15 kt. Gusts to 20 kt near the
immediate coast. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 8
seconds.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Seas 3 to
4 ft, building to 4 to 5 ft after midnight. Wave Detail: SE 4 ft
at 8 seconds, becoming SE 5 ft at 8 seconds.
.SUN...S winds 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: SE 5 ft
at 8 seconds.
.SUN NIGHT...S winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
6 ft. Wave Detail: S 6 ft at 6 seconds.
.MON...SW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft.
Wave Detail: S 6 ft at 7 seconds. A chance of showers in the
morning, then showers with a chance of tstms in the afternoon.
.MON NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Seas 4 to
5 ft, subsiding to 3 to 4 ft after midnight. Wave Detail: S 5 ft
at 7 seconds. Showers with a chance of tstms in the evening, then
showers with a slight chance of tstms after midnight.
.TUE...N winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 2 to 3 ft.
.WED...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
Winds and seas higher in and near tstms.
$$
AMZ354-060415-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1200 PM EDT Sat Apr 5 2025
.THIS AFTERNOON...S winds 10 to 15 kt. Gusts to 20 kt near the
immediate coast. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 8
seconds.
.TONIGHT...S winds 10 to 15 kt with gusts to 25 kt. Seas 3 to
4 ft, building to 4 to 5 ft after midnight. Wave Detail: SE 4 ft
at 8 seconds, becoming SE 4 ft at 8 seconds and S 3 ft at
5 seconds.
.SUN...S winds 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: SE 5 ft
at 8 seconds and S 3 ft at 5 seconds.
.SUN NIGHT...S winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
5 ft. Wave Detail: SE 5 ft at 7 seconds.
.MON...S winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft.
Wave Detail: SE 5 ft at 8 seconds. A chance of showers in the
morning, then showers with a chance of tstms in the afternoon.
.MON NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Seas 4 to
5 ft, subsiding to 3 to 4 ft after midnight. Wave Detail: SE 4 ft
at 8 seconds, becoming SE 3 ft at 8 seconds and NW 2 ft at
3 seconds. Showers with a chance of tstms in the evening, then
showers with a slight chance of tstms after midnight.
.TUE...N winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 2 to 3 ft.
.WED...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.WED NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.
Winds and seas higher in and near tstms.
$$
AMZ374-060415-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1200 PM EDT Sat Apr 5 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM EDT THIS EVENING
THROUGH MONDAY EVENING...
.THIS AFTERNOON...S winds 10 kt. Seas 3 to 4 ft. Wave Detail:
SE 4 ft at 8 seconds.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Seas 4 to
5 ft, building to 5 to 6 ft after midnight. Wave Detail: SE 5 ft
at 8 seconds.
.SUN...S winds 15 to 20 kt. Seas 5 to 6 ft. Wave Detail: S 6 ft
at 7 seconds.
.SUN NIGHT...S winds 15 to 20 kt with gusts to 25 kt. Seas 5 to
7 ft. Wave Detail: S 6 ft at 7 seconds.
.MON...S winds 15 to 20 kt with gusts to 25 kt. Seas 5 to 6 ft.
Wave Detail: S 6 ft at 7 seconds. A slight chance of showers in
the morning, then showers likely with a chance of tstms in the
afternoon.
.MON NIGHT...W winds 15 to 20 kt, becoming NW after midnight.
Seas 5 to 6 ft, subsiding to 4 to 5 ft after midnight. Wave
Detail: S 6 ft at 7 seconds, becoming S 5 ft at 7 seconds and NW
3 ft at 4 seconds. Showers. A chance of tstms, mainly in the
evening.
.TUE...N winds 15 to 20 kt. Seas 4 to 5 ft.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft.
.WED...NE winds 20 kt. Seas 5 to 7 ft.
.WED NIGHT...NE winds 15 to 20 kt. Seas 6 to 7 ft. A slight
chance of showers.
Winds and seas higher in and near tstms.
$$