National Weather Service United States Department of Commerce

*** EXPERIMENTAL - NOT FOR OPERATIONAL USE ***

Below you can compare the current operational version of
the Coastal Waters Forecast with the proposed version,
which includes enhanced wave detail over the ocean zones.

The wave detail version is displayed. To view the operational
version, hover the cursor over the forecast text below.

More information on this project can be found at this NWS page,
as well as the product description document. We are
seeking feedback on this over the next several months,
so please send us your input via this survey.

Please note this is an experimental product that is not
supported 24/7. Refer to the operational Coastal Waters Forecast
for all matters related to the protection of life and property.

 

AMZ300-101800-
1211 AM EST Sat Dec 10 2022

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
A cold front will move south of the region this evening. A high
pressure wedge will prevail into Sunday with a nearby trough
offshore. Another area of high pressure will build in early next
week, before low pressure and a cold front will impact the region
during the middle of next week.

AMZ330-101800-
Charleston Harbor-
1211 AM EST Sat Dec 10 2022

.REST OF TONIGHT...NE winds 10 kt. Rain. Patchy fog.
.SAT...NE winds 10 to 15 kt with gusts to 20 kt. A chance of rain
in the morning. Patchy fog in the morning.
.SAT NIGHT...NE winds 10 to 15 kt.
.SUN...N winds 10 kt. A slight chance of showers in the morning,
then a chance of showers in the afternoon.
.SUN NIGHT...N winds 10 kt. A chance of showers, mainly in the
evening.
.MON...N winds 10 kt.
.MON NIGHT...NE winds 5 to 10 kt.
.TUE...NE winds 10 kt.
.TUE NIGHT...NE winds 5 to 10 kt.
.WED...NE winds 10 kt. A chance of showers.
.WED NIGHT...SE winds 10 kt. A chance of showers.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 62 degrees.AMZ330-101815-
Charleston Harbor-
1210 AM EST Sat Dec 10 2022

.REST OF TONIGHT...NE winds 10 kt. Rain. Patchy fog.
.SAT...NE winds 10 to 15 kt with gusts to 20 kt. A chance of rain
in the morning. Patchy fog in the morning.
.SAT NIGHT...NE winds 10 to 15 kt.
.SUN...N winds 10 kt. A slight chance of showers in the morning,
then a chance of showers in the afternoon.
.SUN NIGHT...N winds 10 kt. A chance of showers, mainly in the
evening.
.MON...N winds 10 kt.
.MON NIGHT...NE winds 5 to 10 kt.
.TUE...NE winds 10 kt.
.TUE NIGHT...NE winds 5 to 10 kt.
.WED...NE winds 10 kt. A chance of showers.
.WED NIGHT...SE winds 10 kt. A chance of showers.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 62 degrees.


AMZ350-101800-
Waters from South Santee River to Edisto Beach SC out 20 NM-
1211 AM EST Sat Dec 10 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TONIGHT...NE winds 15 kt with gusts to 20 kt. Seas 5 to
6 ft. Wave Detail: E 4 ft at 14 seconds and NE 5 ft at 6 seconds.
Rain. Patchy fog.
.SAT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft.
Wave Detail: E 4 ft at 14 seconds and NE 5 ft at 6 seconds. Rain
likely in the morning. Patchy fog in the morning.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft, subsiding to
4 to 5 ft after midnight. Wave Detail: E 5 ft at 7 seconds and E
3 ft at 13 seconds, becoming E 5 ft at 6 seconds and E 2 ft at
12 seconds.
.SUN...NE winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: E 3 ft
at 13 seconds and NE 4 ft at 6 seconds. A slight chance of
showers in the morning, then a chance of showers in the
afternoon.
.SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: E
3 ft at 13 seconds and NE 3 ft at 6 seconds. A chance of showers.
.MON...N winds 10 to 15 kt. Seas 3 to 4 ft, building to 4 to 5 ft
in the afternoon. Wave Detail: E 4 ft at 13 seconds and N 2 ft at
5 seconds, becoming E 3 ft at 12 seconds and NE 3 ft at
5 seconds.
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 5 ft, building to
4 to 6 ft after midnight.
.TUE...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.TUE NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.
.WED...E winds 15 kt. Seas 4 to 5 ft. A chance of showers.
.WED NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. A chance of
showers.AMZ350-101815-
Waters from South Santee River to Edisto Beach SC out 20 NM-
1210 AM EST Sat Dec 10 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TONIGHT...NE winds 15 to 20 kt with gusts to 25 kt. Seas
4 to 6 ft. Rain. Patchy fog.
.SAT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft.
Rain likely in the morning. Patchy fog in the morning.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft, subsiding to
4 to 5 ft after midnight.
.SUN...NE winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of
showers in the morning, then a chance of showers in the
afternoon.
.SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. A chance of
showers.
.MON...N winds 10 to 15 kt. Seas 3 to 4 ft, building to 4 to 5 ft
in the afternoon.
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 5 ft, building to
4 to 6 ft after midnight.
.TUE...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.TUE NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.
.WED...E winds 15 kt. Seas 4 to 5 ft. A chance of showers.
.WED NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. A chance of
showers.


AMZ352-101800-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1211 AM EST Sat Dec 10 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Wave
Detail: E 4 ft at 15 seconds and E 4 ft at 6 seconds. Rain.
Patchy fog.
.SAT...NE winds 15 to 20 kt. Seas 4 to 6 ft. Wave Detail: E 5 ft
at 14 seconds and NE 4 ft at 7 seconds. A chance of rain in the
morning. Patchy fog in the morning.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft, subsiding to
4 to 5 ft after midnight. Wave Detail: E 5 ft at 7 seconds and E
3 ft at 13 seconds.
.SUN...N winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: E 3 ft
at 13 seconds and E 4 ft at 7 seconds. A slight chance of
showers.
.SUN NIGHT...N winds 10 kt. Seas 3 to 4 ft. Wave Detail: E 3 ft
at 13 seconds and NE 3 ft at 6 seconds. A chance of showers.
.MON...N winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: E 3 ft
at 13 seconds and NE 3 ft at 5 seconds.
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 5 ft.
.TUE...NE winds 15 to 20 kt. Seas 4 to 5 ft.
.TUE NIGHT...NE winds 15 kt. Seas 4 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 4 to 5 ft. A chance of showers.
.WED NIGHT...SE winds 15 kt. Seas 4 to 5 ft. A chance of showers.AMZ352-101815-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1210 AM EST Sat Dec 10 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TONIGHT...NE winds 15 kt with gusts to 20 kt. Seas 4 to
6 ft. Rain. Patchy fog.
.SAT...NE winds 15 to 20 kt. Seas 4 to 6 ft. A chance of rain in
the morning. Patchy fog in the morning.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft, subsiding to
4 to 5 ft after midnight.
.SUN...N winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of
showers.
.SUN NIGHT...N winds 10 kt. Seas 3 to 4 ft. A chance of showers.
.MON...N winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 5 ft.
.TUE...NE winds 15 to 20 kt. Seas 4 to 5 ft.
.TUE NIGHT...NE winds 15 kt. Seas 4 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 4 to 5 ft. A chance of showers.
.WED NIGHT...SE winds 15 kt. Seas 4 to 5 ft. A chance of showers.


AMZ354-101800-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1211 AM EST Sat Dec 10 2022

.REST OF TONIGHT...NE winds 10 kt. Seas 4 to 5 ft. Wave Detail: E
4 ft at 15 seconds and NE 3 ft at 5 seconds. A chance of rain.
Patchy fog.
.SAT...NE winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 4 to 5 ft, building to 4 to 6 ft in the
afternoon. Wave Detail: E 4 ft at 15 seconds and NE 3 ft at
5 seconds, becoming E 4 ft at 14 seconds and NE 3 ft at
5 seconds. A slight chance of rain in the morning. Patchy fog in
the morning.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft, subsiding to
4 to 5 ft after midnight. Wave Detail: E 5 ft at 14 seconds,
becoming E 3 ft at 13 seconds and NE 4 ft at 7 seconds.
.SUN...N winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: E 3 ft
at 13 seconds and NE 4 ft at 7 seconds. A slight chance of
showers in the afternoon.
.SUN NIGHT...N winds 10 kt. Seas 3 to 4 ft. Wave Detail: E 4 ft
at 13 seconds. A chance of showers.
.MON...N winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: E 4 ft
at 13 seconds.
.MON NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft, building to
4 to 5 ft after midnight.
.TUE...NE winds 15 to 20 kt. Seas 4 to 5 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.WED...E winds 15 kt. Seas 4 to 5 ft. A chance of showers.
.WED NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. A chance of
showers.AMZ354-101815-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1210 AM EST Sat Dec 10 2022

.REST OF TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. A chance
of rain. Patchy fog.
.SAT...NE winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 3 to 5 ft, building to 4 to 6 ft in the
afternoon. A slight chance of rain in the morning. Patchy fog in
the morning.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft, subsiding to
4 to 5 ft after midnight.
.SUN...N winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of
showers in the afternoon.
.SUN NIGHT...N winds 10 kt. Seas 3 to 4 ft. A chance of showers.
.MON...N winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft, building to
4 to 5 ft after midnight.
.TUE...NE winds 15 to 20 kt. Seas 4 to 5 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.WED...E winds 15 kt. Seas 4 to 5 ft. A chance of showers.
.WED NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. A chance of
showers.


AMZ374-101800-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1211 AM EST Sat Dec 10 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.REST OF TONIGHT...NE winds 10 kt. Seas 5 to 7 ft. Wave Detail: E
6 ft at 15 seconds. Rain likely, then a chance of rain late.
Patchy fog.
.SAT...NE winds 15 to 20 kt. Seas 6 to 7 ft. Wave Detail: E 7 ft
at 14 seconds. A slight chance of rain in the morning. Patchy fog
in the morning.
.SAT NIGHT...NE winds 20 kt, diminishing to 15 kt after midnight.
Seas 6 to 7 ft, subsiding to 5 to 6 ft after midnight. Wave
Detail: E 7 ft at 13 seconds, becoming E 4 ft at 13 seconds and
NE 5 ft at 7 seconds. A slight chance of showers after midnight.
.SUN...N winds 10 to 15 kt. Seas 5 to 6 ft, subsiding to 4 to
5 ft in the afternoon. Wave Detail: E 6 ft at 12 seconds,
becoming E 5 ft at 12 seconds. A slight chance of showers.
.SUN NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: E
5 ft at 13 seconds. A chance of showers.
.MON...N winds 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NE 6 ft
at 13 seconds. A slight chance of showers in the morning.
.MON NIGHT...NE winds 15 kt with gusts to 20 kt. Seas 5 to 7 ft.
.TUE...NE winds 15 to 20 kt. Seas 6 to 7 ft.
.TUE NIGHT...E winds 15 kt. Seas 5 to 7 ft.
.WED...SE winds 15 kt. Seas 5 to 6 ft. A chance of showers.
.WED NIGHT...S winds 15 kt. Seas 5 to 6 ft. A chance of showers.AMZ374-101815-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1210 AM EST Sat Dec 10 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.REST OF TONIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. A chance
of rain. Patchy fog.
.SAT...NE winds 15 to 20 kt. Seas 6 to 7 ft. A slight chance of
rain in the morning. Patchy fog in the morning.
.SAT NIGHT...NE winds 20 kt, diminishing to 15 kt after midnight.
Seas 6 to 7 ft, subsiding to 5 to 6 ft after midnight. A slight
chance of showers after midnight.
.SUN...N winds 10 to 15 kt. Seas 5 to 6 ft, subsiding to 4 to
5 ft in the afternoon. A slight chance of showers.
.SUN NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. A chance of
showers.
.MON...N winds 10 to 15 kt. Seas 4 to 6 ft. A slight chance of
showers in the morning.
.MON NIGHT...NE winds 15 kt with gusts to 20 kt. Seas 5 to 7 ft.
.TUE...NE winds 15 to 20 kt. Seas 6 to 7 ft.
.TUE NIGHT...E winds 15 kt. Seas 5 to 7 ft.
.WED...SE winds 15 kt. Seas 5 to 6 ft. A chance of showers.
.WED NIGHT...S winds 15 kt. Seas 5 to 6 ft. A chance of showers.