899
FZUS52 KCHS 101723
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
1223 PM EST WED DEC 10 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
AMZ300-110615-
1223 PM EST WED DEC 10 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A COLD FRONT WILL MOVE THROUGH THIS EVENING AND PUSH OFFSHORE
THURSDAY MORNING. AN ARCTIC COLD FRONT IS TIMED TO SWEEP ACROSS
THE REGION LATE SUNDAY, WITH A COLD AIR MASS IMPACTING THE REGION
EARLY NEXT WEEK.
AMZ330-110615-
CHARLESTON HARBOR-
1223 PM EST WED DEC 10 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM EST THIS EVENING
THROUGH LATE TONIGHT...
THIS AFTERNOON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT.
TONIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT.
THU
NW WINDS 10 TO 15 KT.
THU NIGHT
W WINDS 5 KT.
FRI
W WINDS 5 KT, BECOMING SW IN THE AFTERNOON.
FRI NIGHT
SW WINDS 5 TO 10 KT.
SAT
W WINDS 5 KT.
SAT NIGHT
SW WINDS 5 KT.
SUN
W WINDS 10 TO 15 KT.
SUN NIGHT
N WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 55 DEGREES.
AMZ350-110615-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
1223 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
THIS AFTERNOON
W WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT
WITH GUSTS TO 30 KT LATE. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT
10 SECONDS AND SW 2 FT AT 3 SECONDS.
TONIGHT
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SW 6 FT AT 5 SECONDS AND E 3 FT AT 10 SECONDS.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, DIMINISHING TO
10 TO 15 KT IN THE AFTERNOON. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO
4 FT IN THE AFTERNOON. WAVE DETAIL: W 5 FT AT 6 SECONDS AND E
2 FT AT 9 SECONDS, BECOMING NW 3 FT AT 6 SECONDS AND E 1 FOOT AT
9 SECONDS.
THU NIGHT
W WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: NW 2 FT AT
5 SECONDS AND E 1 FOOT AT 9 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS TO
20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT
4 SECONDS AND SE 1 FOOT AT 8 SECONDS.
FRI NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS.
SAT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT.
SUN
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT.
SUN NIGHT
N WINDS 25 TO 30 KT. SEAS 4 TO 6 FT.
AMZ352-110615-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
1223 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
THIS AFTERNOON
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT
LATE. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 10 SECONDS AND SW
1 FOOT AT 2 SECONDS.
TONIGHT
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 4 TO 6
FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND E 3 FT AT 10 SECONDS.
THU
NW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 4 TO 5 FT, SUBSIDING TO 2 TO 3 FT IN THE
AFTERNOON. WAVE DETAIL: NW 4 FT AT 5 SECONDS AND E 2 FT AT
10 SECONDS, BECOMING NW 3 FT AT 4 SECONDS AND E 2 FT AT
9 SECONDS.
THU NIGHT
W WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: NW 2 FT
AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND SE
1 FOOT AT 9 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
SW 2 FT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS.
SAT
W WINDS 5 TO 10 KT. SEAS 2 FT.
SAT NIGHT
SW WINDS 5 KT. SEAS 1 FOOT OR LESS.
SUN
W WINDS 10 TO 15 KT. SEAS 2 FT.
SUN NIGHT
N WINDS 25 TO 30 KT. SEAS 4 TO 5 FT.
AMZ354-110615-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
1223 PM EST WED DEC 10 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM EST THIS EVENING
THROUGH LATE TONIGHT...
THIS AFTERNOON
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT
LATE. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 10 SECONDS AND SW
2 FT AT 2 SECONDS.
TONIGHT
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 3 FT AT 10 SECONDS.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, DIMINISHING TO
10 TO 15 KT IN THE AFTERNOON. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO
4 FT IN THE AFTERNOON. WAVE DETAIL: NW 4 FT AT 4 SECONDS AND E
2 FT AT 10 SECONDS, BECOMING NW 3 FT AT 4 SECONDS AND E 2 FT AT
10 SECONDS.
THU NIGHT
W WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND E
2 FT AT 9 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E
1 FOOT AT 9 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 FT. WAVE DETAIL: SW
2 FT AT 3 SECONDS AND SE 1 FOOT AT 8 SECONDS.
SAT
W WINDS 5 TO 10 KT. SEAS 2 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS.
SUN
W WINDS 10 TO 15 KT. SEAS 2 FT.
SUN NIGHT
N WINDS 25 TO 30 KT. SEAS 4 TO 5 FT.
AMZ374-110615-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
1223 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
THIS AFTERNOON
W WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT
LATE. SEAS 4 TO 5 FT. WAVE DETAIL: E 4 FT AT 10 SECONDS AND W
2 FT AT 3 SECONDS.
TONIGHT
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 5 TO
7 FT, BUILDING TO 6 TO 8 FT AFTER MIDNIGHT. WAVE DETAIL: SW 6 FT
AT 5 SECONDS AND E 4 FT AT 10 SECONDS, BECOMING W 7 FT AT
6 SECONDS AND E 4 FT AT 10 SECONDS.
THU
NW WINDS 20 TO 25 KT, DIMINISHING TO 15 KT IN THE
AFTERNOON. SEAS 5 TO 7 FT, SUBSIDING TO 4 TO 5 FT IN THE
AFTERNOON. WAVE DETAIL: NW 6 FT AT 5 SECONDS AND E 3 FT AT
10 SECONDS, BECOMING NW 4 FT AT 5 SECONDS AND E 2 FT AT
9 SECONDS.
THU NIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT, SUBSIDING TO
2 TO 3 FT AFTER MIDNIGHT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND E
2 FT AT 9 SECONDS.
FRI
W WINDS 10 KT, BECOMING SW IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS AND E 2 FT AT 9 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.
SAT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT.
SUN
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
SUN NIGHT
N WINDS 25 TO 30 KT. SEAS 5 TO 7 FT.
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