016
FZUS52 KCHS 200544
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
1244 AM EST THU NOV 20 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
AMZ300-201800-
1244 AM EST THU NOV 20 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
DRY HIGH PRESSURE IS EXPECTED TO PREVAIL ACROSS THE AREA THROUGH
THE REST OF THE WEEK. A COLD FRONT IS EXPECTED TO MOVE THROUGH
THIS WEEKEND, FOLLOWED BY MORE HIGH PRESSURE EARLY NEXT WEEK.
AMZ330-201800-
CHARLESTON HARBOR-
1244 AM EST THU NOV 20 2025
REST OF TONIGHT
NW WINDS 5 KT, BECOMING N LATE.
THU
NE WINDS 5 KT.
THU NIGHT
NE WINDS 5 KT.
FRI
SW WINDS 5 KT, INCREASING TO 5 TO 10 KT IN THE AFTERNOON.
FRI NIGHT
SW WINDS 5 TO 10 KT.
SAT
SW WINDS 10 KT.
SAT NIGHT
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.
SUN
NE WINDS 10 KT.
SUN NIGHT
NE WINDS 5 TO 10 KT.
MON
NE WINDS 5 TO 10 KT.
MON NIGHT
E WINDS 5 KT.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 62 DEGREES.
AMZ350-201800-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
1244 AM EST THU NOV 20 2025
REST OF TONIGHT
N WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: S
1 FOOT AT 4 SECONDS AND E 1 FOOT AT 8 SECONDS.
THU
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: S 1 FOOT AT
4 SECONDS AND E 1 FOOT AT 6 SECONDS.
THU NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: NE 2 FT
AT 6 SECONDS AND S 1 FOOT AT 4 SECONDS.
FRI
NW WINDS 5 KT, BECOMING SW IN THE AFTERNOON. SEAS 2 FT.
WAVE DETAIL: E 2 FT AT 6 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 FT. WAVE DETAIL: SW
2 FT AT 3 SECONDS AND E 1 FOOT AT 5 SECONDS.
SAT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 4 SECONDS AND E 1 FOOT AT 7 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 3 FT.
SUN
NE WINDS 10 TO 15 KT. SEAS 2 FT.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
MON
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
MON NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
AMZ352-201800-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
1244 AM EST THU NOV 20 2025
REST OF TONIGHT
W WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: SE
1 FOOT AT 5 SECONDS.
THU
N WINDS 5 KT, BECOMING NE IN THE AFTERNOON. SEAS 1 FOOT OR
LESS. WAVE DETAIL: SE 1 FOOT AT 5 SECONDS.
THU NIGHT
E WINDS 5 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: E
1 FOOT AT 6 SECONDS.
FRI
SW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
6 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 6 SECONDS AND SW 1 FOOT AT 2 SECONDS.
SAT
SW WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: SW 2 FT AT
4 SECONDS AND E 1 FOOT AT 6 SECONDS.
SAT NIGHT
SW WINDS 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
2 FT.
SUN
NE WINDS 10 KT. SEAS 2 FT.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 FT.
MON
NE WINDS 10 KT. SEAS 2 FT.
MON NIGHT
E WINDS 10 KT. SEAS 2 FT.
AMZ354-201800-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
1244 AM EST THU NOV 20 2025
REST OF TONIGHT
W WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE
1 FOOT AT 5 SECONDS.
THU
NW WINDS 5 KT, BECOMING NE IN THE AFTERNOON. SEAS 1 TO
2 FT. WAVE DETAIL: S 1 FOOT AT 4 SECONDS AND E 1 FOOT AT
6 SECONDS, BECOMING E 1 FOOT AT 6 SECONDS.
THU NIGHT
E WINDS 5 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: E
1 FOOT AT 6 SECONDS.
FRI
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. WAVE DETAIL: E 1 FOOT AT 6 SECONDS, BECOMING S
1 FOOT AT 2 SECONDS AND E 1 FOOT AT 6 SECONDS.
FRI NIGHT
SW WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: S 1 FOOT AT
3 SECONDS AND E 1 FOOT AT 6 SECONDS.
SAT
SW WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: SW 1 FOOT AT
3 SECONDS AND E 1 FOOT AT 6 SECONDS.
SAT NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 FT.
SUN
N WINDS 10 KT. SEAS 2 FT.
SUN NIGHT
NE WINDS 10 KT. SEAS 2 FT.
MON
NE WINDS 10 KT. SEAS 2 FT.
MON NIGHT
E WINDS 10 KT. SEAS 2 FT.
AMZ374-201800-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
1244 AM EST THU NOV 20 2025
REST OF TONIGHT
W WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 6 SECONDS AND SW 1 FOOT AT 3 SECONDS.
THU
N WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: W 1 FOOT AT
3 SECONDS AND E 1 FOOT AT 7 SECONDS.
THU NIGHT
NE WINDS 5 KT. SEAS 2 FT IN THE EVENING, THEN 1 FOOT
OR LESS. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND E 1 FOOT AT
7 SECONDS, BECOMING E 1 FOOT AT 7 SECONDS AND E 1 FOOT AT
13 SECONDS.
FRI
NW WINDS 5 KT, BECOMING SW IN THE AFTERNOON. SEAS 2 FT.
WAVE DETAIL: NE 2 FT AT 6 SECONDS AND E 1 FOOT AT 13 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
SW 2 FT AT 3 SECONDS AND NE 2 FT AT 6 SECONDS.
SAT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 4 SECONDS AND NE 2 FT AT 6 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT, BECOMING W AFTER MIDNIGHT.
SEAS 2 TO 3 FT.
SUN
N WINDS 10 KT. SEAS 2 FT.
SUN NIGHT
NE WINDS 10 KT. SEAS 2 FT.
MON
NE WINDS 10 KT. SEAS 2 TO 3 FT.
MON NIGHT
E WINDS 10 KT. SEAS 2 TO 3 FT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page