FZUS52 KCHS 230609
CWFCHS
Coastal Waters Forecast
National Weather Service Charleston SC
209 AM EDT Mon Jun 23 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
AMZ300-231915-
209 AM EDT Mon Jun 23 2025
.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
High pressure will remain across the Southeast U.S. for the first
half of this week, then slowly shift over the Atlantic
thereafter. Hot and humid conditions are expected throughout the
week with rain chances increasing by the second half of week as
surface troughing begins to form over the region.
$$
AMZ330-231915-
Charleston Harbor-
209 AM EDT Mon Jun 23 2025
.TODAY...SW winds 5 to 10 kt, becoming S 10 to 15 kt this
afternoon.
.TONIGHT...SW winds 5 to 10 kt.
.TUE...W winds 5 kt, becoming S in the afternoon.
.TUE NIGHT...SW winds 5 to 10 kt.
.WED...SW winds 5 kt, becoming S in the afternoon. A slight
chance of showers and tstms.
.WED NIGHT...S winds 5 to 10 kt. A slight chance of showers and
tstms.
.THU...S winds 5 to 10 kt. A slight chance of showers and tstms.
.THU NIGHT...S winds 5 to 10 kt.
.FRI...S winds 5 to 10 kt. A slight chance of showers and tstms.
.FRI NIGHT...SW winds 10 kt. A slight chance of showers and
tstms.
Winds and waves higher in and near tstms.
Unless otherwise noted, waves 1 foot or less.
Charleston Harbor water temperature 84 degrees.
$$
AMZ350-231915-
Waters from South Santee River to Edisto Beach SC out 20 NM-
209 AM EDT Mon Jun 23 2025
.TODAY...W winds 5 to 10 kt, becoming S 10 to 15 kt this
afternoon. Seas 2 ft. Wave Detail: SE 2 ft at 8 seconds.
.TONIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft at
3 seconds and SE 2 ft at 8 seconds.
.TUE...W winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 8 seconds.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SW 2 ft
at 4 seconds and SE 2 ft at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SW 2 ft at
4 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: SW 2 ft
at 4 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms.
.THU...SW winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance
of showers and tstms.
.FRI...SW winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of
showers and tstms.
.FRI NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers and tstms.
Winds and seas higher in and near tstms.
$$
AMZ352-231915-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
209 AM EDT Mon Jun 23 2025
.TODAY...SW winds 5 kt, becoming S 10 kt this afternoon. Seas 2
ft. Wave Detail: SE 2 ft at 7 seconds.
.TONIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft
at 8 seconds.
.TUE...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
8 seconds.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SW 2 ft at
4 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms in the evening, then a chance of showers and tstms
after midnight.
.THU...S winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.THU NIGHT...S winds 5 to 10 kt. Seas 2 ft. A slight chance of
showers and tstms.
.FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of
showers and tstms.
.FRI NIGHT...SW winds 10 kt. Seas 2 to 3 ft. A chance of showers
and tstms.
Winds and seas higher in and near tstms.
$$
AMZ354-231915-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
209 AM EDT Mon Jun 23 2025
.TODAY...Variable winds 5 kt, becoming SE 10 kt this afternoon. Seas
2 ft. Wave Detail: SE 2 ft at 8 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
8 seconds.
.TUE...W winds 5 kt, becoming S in the afternoon. Seas 2 ft. Wave
Detail: SE 2 ft at 8 seconds.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
8 seconds and S 1 foot at 4 seconds. A slight chance of showers
and tstms in the afternoon.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms.
.THU...S winds 5 to 10 kt. Seas 2 ft. A chance of showers and
tstms.
.THU NIGHT...S winds 5 to 10 kt. Seas 2 ft. A slight chance of
showers and tstms.
.FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers
and tstms.
.FRI NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers and tstms.
Winds and seas higher in and near tstms.
$$
AMZ374-231915-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
209 AM EDT Mon Jun 23 2025
.TODAY...Variable winds 5 kt, becoming SE 5 to 10 kt this
afternoon. Seas 2 ft. Wave Detail: SE 2 ft at 8 seconds.
.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
2 ft. Wave Detail: SE 2 ft at 8 seconds.
.TUE...SW winds 5 kt. Seas 2 ft. Wave Detail: SE 2 ft at
8 seconds.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds.
.WED...SW winds 5 kt. Seas 2 ft. Wave Detail: SW 2 ft at
3 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms in the evening, then a chance of showers and tstms
after midnight.
.THU...S winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers and tstms.
.FRI...SW winds 5 to 10 kt. Seas 3 ft. A chance of showers and
tstms.
.FRI NIGHT...SW winds 10 kt. Seas 3 ft. A chance of showers and
tstms.
Winds and seas higher in and near tstms.
$$
CWFCHS
Coastal Waters Forecast
National Weather Service Charleston SC
209 AM EDT Mon Jun 23 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
AMZ300-231915-
209 AM EDT Mon Jun 23 2025
.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
High pressure will remain across the Southeast U.S. for the first
half of this week, then slowly shift over the Atlantic
thereafter. Hot and humid conditions are expected throughout the
week with rain chances increasing by the second half of week as
surface troughing begins to form over the region.
$$
AMZ330-231915-
Charleston Harbor-
209 AM EDT Mon Jun 23 2025
.TODAY...SW winds 5 to 10 kt, becoming S 10 to 15 kt this
afternoon.
.TONIGHT...SW winds 5 to 10 kt.
.TUE...W winds 5 kt, becoming S in the afternoon.
.TUE NIGHT...SW winds 5 to 10 kt.
.WED...SW winds 5 kt, becoming S in the afternoon. A slight
chance of showers and tstms.
.WED NIGHT...S winds 5 to 10 kt. A slight chance of showers and
tstms.
.THU...S winds 5 to 10 kt. A slight chance of showers and tstms.
.THU NIGHT...S winds 5 to 10 kt.
.FRI...S winds 5 to 10 kt. A slight chance of showers and tstms.
.FRI NIGHT...SW winds 10 kt. A slight chance of showers and
tstms.
Winds and waves higher in and near tstms.
Unless otherwise noted, waves 1 foot or less.
Charleston Harbor water temperature 84 degrees.
$$
AMZ350-231915-
Waters from South Santee River to Edisto Beach SC out 20 NM-
209 AM EDT Mon Jun 23 2025
.TODAY...W winds 5 to 10 kt, becoming S 10 to 15 kt this
afternoon. Seas 2 ft. Wave Detail: SE 2 ft at 8 seconds.
.TONIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft at
3 seconds and SE 2 ft at 8 seconds.
.TUE...W winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 8 seconds.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SW 2 ft
at 4 seconds and SE 2 ft at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SW 2 ft at
4 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: SW 2 ft
at 4 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms.
.THU...SW winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance
of showers and tstms.
.FRI...SW winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of
showers and tstms.
.FRI NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers and tstms.
Winds and seas higher in and near tstms.
$$
AMZ352-231915-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
209 AM EDT Mon Jun 23 2025
.TODAY...SW winds 5 kt, becoming S 10 kt this afternoon. Seas 2
ft. Wave Detail: SE 2 ft at 7 seconds.
.TONIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft
at 8 seconds.
.TUE...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
8 seconds.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SW 2 ft at
4 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms in the evening, then a chance of showers and tstms
after midnight.
.THU...S winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.THU NIGHT...S winds 5 to 10 kt. Seas 2 ft. A slight chance of
showers and tstms.
.FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of
showers and tstms.
.FRI NIGHT...SW winds 10 kt. Seas 2 to 3 ft. A chance of showers
and tstms.
Winds and seas higher in and near tstms.
$$
AMZ354-231915-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
209 AM EDT Mon Jun 23 2025
.TODAY...Variable winds 5 kt, becoming SE 10 kt this afternoon. Seas
2 ft. Wave Detail: SE 2 ft at 8 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
8 seconds.
.TUE...W winds 5 kt, becoming S in the afternoon. Seas 2 ft. Wave
Detail: SE 2 ft at 8 seconds.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
8 seconds and S 1 foot at 4 seconds. A slight chance of showers
and tstms in the afternoon.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms.
.THU...S winds 5 to 10 kt. Seas 2 ft. A chance of showers and
tstms.
.THU NIGHT...S winds 5 to 10 kt. Seas 2 ft. A slight chance of
showers and tstms.
.FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers
and tstms.
.FRI NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers and tstms.
Winds and seas higher in and near tstms.
$$
AMZ374-231915-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
209 AM EDT Mon Jun 23 2025
.TODAY...Variable winds 5 kt, becoming SE 5 to 10 kt this
afternoon. Seas 2 ft. Wave Detail: SE 2 ft at 8 seconds.
.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
2 ft. Wave Detail: SE 2 ft at 8 seconds.
.TUE...SW winds 5 kt. Seas 2 ft. Wave Detail: SE 2 ft at
8 seconds.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds.
.WED...SW winds 5 kt. Seas 2 ft. Wave Detail: SW 2 ft at
3 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft
at 3 seconds and SE 2 ft at 8 seconds. A slight chance of showers
and tstms in the evening, then a chance of showers and tstms
after midnight.
.THU...S winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers and tstms.
.FRI...SW winds 5 to 10 kt. Seas 3 ft. A chance of showers and
tstms.
.FRI NIGHT...SW winds 10 kt. Seas 3 ft. A chance of showers and
tstms.
Winds and seas higher in and near tstms.
$$