614
FZUS52 KCHS 270940
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
440 AM EST SAT DEC 27 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
AMZ300-272200-
440 AM EST SAT DEC 27 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
HIGH PRESSURE WILL PREVAIL THROUGH THIS WEEKEND. A COLD FRONT
WILL MOVE THROUGH THE AREA EARLY NEXT WEEK.
AMZ330-272200-
CHARLESTON HARBOR-
440 AM EST SAT DEC 27 2025
TODAY
W WINDS 5 KT.
TONIGHT
E WINDS 5 KT.
SUN
E WINDS 5 KT.
SUN NIGHT
SW WINDS 5 TO 10 KT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. A SLIGHT CHANCE
OF RAIN IN THE AFTERNOON.
MON NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT.
TUE
NW WINDS 5 TO 10 KT.
TUE NIGHT
NW WINDS 5 KT.
WED
W WINDS 5 TO 10 KT.
WED NIGHT
W WINDS 10 KT.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 56 DEGREES.
AMZ350-272200-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
440 AM EST SAT DEC 27 2025
TODAY
W WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT THIS
AFTERNOON. SEAS 3 TO 4 FT, SUBSIDING TO 2 TO 3 FT THIS AFTERNOON.
WAVE DETAIL: SW 3 FT AT 5 SECONDS AND E 2 FT AT 10 SECONDS,
BECOMING SW 2 FT AT 5 SECONDS AND E 2 FT AT 10 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
2 FT AT 5 SECONDS AND E 2 FT AT 10 SECONDS.
SUN
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT
10 SECONDS AND S 1 FOOT AT 4 SECONDS.
SUN NIGHT
S WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH
GUSTS TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
2 FT AT 4 SECONDS AND E 2 FT AT 9 SECONDS.
MON
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 5 FT,
BUILDING TO 4 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: SW 4 FT AT
5 SECONDS AND E 2 FT AT 11 SECONDS, BECOMING SW 5 FT AT 6 SECONDS
AND E 2 FT AT 11 SECONDS. A SLIGHT CHANCE OF RAIN IN THE
AFTERNOON.
MON NIGHT
W WINDS 20 TO 25 KT. SEAS 4 TO 6 FT, SUBSIDING TO
4 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND E
1 FOOT AT 11 SECONDS, BECOMING W 5 FT AT 6 SECONDS AND E 1 FOOT
AT 11 SECONDS.
TUE
NW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.
TUE NIGHT
NW WINDS 10 KT. SEAS 2 FT.
WED
NW WINDS 10 TO 15 KT. SEAS 2 FT.
WED NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
AMZ352-272200-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
440 AM EST SAT DEC 27 2025
TODAY
W WINDS 10 TO 15 KT, BECOMING SW 5 TO 10 KT THIS
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND
E 2 FT AT 11 SECONDS.
TONIGHT
S WINDS 5 KT, BECOMING E AFTER MIDNIGHT. SEAS 2 TO
3 FT. WAVE DETAIL: E 2 FT AT 10 SECONDS AND SW 1 FOOT AT
4 SECONDS.
SUN
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
10 SECONDS AND SW 1 FOOT AT 3 SECONDS. A SLIGHT CHANCE OF RAIN.
SUN NIGHT
S WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E
2 FT AT 9 SECONDS.
MON
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO 4 FT.
WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 2 FT AT 9 SECONDS. A
CHANCE OF RAIN.
MON NIGHT
W WINDS 20 TO 25 KT. SEAS 4 TO 5 FT. WAVE DETAIL: W
4 FT AT 5 SECONDS AND E 2 FT AT 11 SECONDS.
TUE
NW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.
TUE NIGHT
NW WINDS 10 KT. SEAS 2 FT.
WED
W WINDS 10 KT. SEAS 2 FT.
WED NIGHT
W WINDS 10 TO 15 KT. SEAS 2 FT.
AMZ354-272200-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
440 AM EST SAT DEC 27 2025
TODAY
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 4 SECONDS AND E 2 FT AT 10 SECONDS.
TONIGHT
SW WINDS 5 KT, BECOMING NE AFTER MIDNIGHT. SEAS 2 FT.
WAVE DETAIL: E 2 FT AT 12 SECONDS AND SW 1 FOOT AT 3 SECONDS.
SUN
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
11 SECONDS AND SW 1 FOOT AT 3 SECONDS.
SUN NIGHT
S WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 FT. WAVE DETAIL: S 2 FT AT 3 SECONDS AND E 2 FT
AT 11 SECONDS.
MON
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT IN THE
AFTERNOON. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 2 FT AT
10 SECONDS. A SLIGHT CHANCE OF RAIN IN THE MORNING, THEN A CHANCE
OF RAIN IN THE AFTERNOON.
MON NIGHT
W WINDS 15 TO 20 KT, BECOMING NW 20 TO 25 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT, BUILDING TO 4 TO 5 FT AFTER MIDNIGHT.
WAVE DETAIL: W 4 FT AT 4 SECONDS AND E 2 FT AT 12 SECONDS,
BECOMING NW 4 FT AT 4 SECONDS AND E 2 FT AT 11 SECONDS.
TUE
NW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.
TUE NIGHT
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WED
NW WINDS 10 TO 15 KT. SEAS 2 FT.
WED NIGHT
W WINDS 10 TO 15 KT. SEAS 2 FT.
AMZ374-272200-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
440 AM EST SAT DEC 27 2025
TODAY
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, DIMINISHING TO
5 TO 10 KT LATE. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT
4 SECONDS AND E 3 FT AT 12 SECONDS.
TONIGHT
W WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
3 TO 4 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT. WAVE DETAIL: E
3 FT AT 11 SECONDS AND SW 2 FT AT 4 SECONDS, BECOMING E 3 FT AT
11 SECONDS AND SW 1 FOOT AT 3 SECONDS.
SUN
E WINDS 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT
11 SECONDS AND SW 1 FOOT AT 3 SECONDS. A SLIGHT CHANCE OF RAIN IN
THE AFTERNOON.
SUN NIGHT
S WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH
GUSTS TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT, BUILDING TO 3 TO
4 FT AFTER MIDNIGHT. WAVE DETAIL: E 2 FT AT 10 SECONDS AND S
1 FOOT AT 2 SECONDS, BECOMING SW 3 FT AT 4 SECONDS AND E 3 FT AT
10 SECONDS.
MON
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 5 FT,
BUILDING TO 4 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: SW 4 FT AT
4 SECONDS AND E 3 FT AT 10 SECONDS, BECOMING SW 5 FT AT 5 SECONDS
AND E 3 FT AT 12 SECONDS. A CHANCE OF RAIN IN THE AFTERNOON.
MON NIGHT
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 5 TO
7 FT. WAVE DETAIL: W 6 FT AT 5 SECONDS AND E 3 FT AT 11 SECONDS.
A SLIGHT CHANCE OF RAIN IN THE EVENING.
TUE
NW WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
TUE NIGHT
NW WINDS 15 KT. SEAS 3 TO 4 FT.
WED
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WED NIGHT
W WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.
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