492
FZUS52 KCHS 270403
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
1203 AM EDT SUN APR 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
AMZ300-271715-
1203 AM EDT SUN APR 27 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A COLD FRONT WILL MOVE THROUGH TONIGHT, FOLLOWED BY HIGH PRESSURE
THROUGH MUCH OF NEXT WEEK. ANOTHER COLD FRONT COULD APPROACH THE
REGION LATE IN THE WEEK.
AMZ330-271715-
CHARLESTON HARBOR-
1203 AM EDT SUN APR 27 2025
REST OF TONIGHT
SW WINDS 5 TO 10 KT, BECOMING W.
SUN
NE WINDS 15 TO 20 KT, BECOMING E IN THE AFTERNOON.
SUN NIGHT
E WINDS 10 TO 15 KT.
MON
E WINDS 10 KT.
MON NIGHT
E WINDS 5 TO 10 KT.
TUE
SE WINDS 5 TO 10 KT.
TUE NIGHT
S WINDS 5 TO 10 KT.
WED
SW WINDS 5 TO 10 KT.
WED NIGHT
S WINDS 10 KT.
THU
SW WINDS 10 KT.
THU NIGHT
S WINDS 10 KT.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 74 DEGREES.
AMZ350-271715-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
1203 AM EDT SUN APR 27 2025
REST OF TONIGHT
SW WINDS 10 TO 15 KT, BECOMING W. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND SW 2 FT AT 4 SECONDS.
A SLIGHT CHANCE OF SHOWERS AND TSTMS LATE.
SUN
NE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL:
NE 3 FT AT 4 SECONDS AND SE 3 FT AT 9 SECONDS.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
3 FT AT 5 SECONDS AND SE 3 FT AT 8 SECONDS.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS.
MON NIGHT
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
3 FT AT 8 SECONDS.
TUE
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS.
TUE NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
WED
SW WINDS 10 KT. SEAS 2 TO 3 FT.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
THU
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-271715-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
1203 AM EDT SUN APR 27 2025
REST OF TONIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 9 SECONDS AND SW 1 FOOT AT 4 SECONDS.
SUN
NW WINDS 10 TO 15 KT, BECOMING NE 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT IN THE
AFTERNOON. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND SW 1 FOOT AT
4 SECONDS, BECOMING NE 3 FT AT 4 SECONDS AND SE 3 FT AT
9 SECONDS.
SUN NIGHT
E WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT 5 SECONDS
AND E 3 FT AT 8 SECONDS.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT
AT 8 SECONDS.
MON NIGHT
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
3 FT AT 8 SECONDS.
TUE
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS.
TUE NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
WED
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
WED NIGHT
S WINDS 10 KT. SEAS 2 TO 3 FT.
THU
S WINDS 10 KT. SEAS 2 TO 3 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
AMZ354-271715-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
1203 AM EDT SUN APR 27 2025
REST OF TONIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 9 SECONDS AND S 2 FT AT 4 SECONDS.
SUN
W WINDS 10 TO 15 KT, BECOMING NE 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT IN THE AFTERNOON.
WAVE DETAIL: SE 3 FT AT 9 SECONDS, BECOMING E 3 FT AT 3 SECONDS
AND SE 3 FT AT 9 SECONDS.
SUN NIGHT
E WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT 5 SECONDS
AND E 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT
AT 5 SECONDS AND E 3 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
3 FT AT 8 SECONDS.
TUE
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS.
TUE NIGHT
SE WINDS 10 KT. SEAS 2 TO 3 FT.
WED
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
THU
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
THU NIGHT
S WINDS 15 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-271715-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
1203 AM EDT SUN APR 27 2025
REST OF TONIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL:
E 3 FT AT 9 SECONDS AND S 2 FT AT 8 SECONDS.
SUN
W WINDS 5 TO 10 KT, BECOMING NE 15 TO 20 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: NE 3 FT AT 3 SECONDS AND
SE 3 FT AT 9 SECONDS.
SUN NIGHT
E WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE
3 FT AT 5 SECONDS AND E 3 FT AT 9 SECONDS. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS AFTER MIDNIGHT.
MON
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E 4 FT
AT 6 SECONDS AND E 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF TSTMS IN THE MORNING, THEN A SLIGHT CHANCE OF
SHOWERS IN THE AFTERNOON.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E
4 FT AT 7 SECONDS.
TUE
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT
8 SECONDS.
TUE NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
WED
S WINDS 5 TO 10 KT. SEAS 3 FT.
WED NIGHT
S WINDS 10 KT. SEAS 3 FT.
THU
S WINDS 10 KT. SEAS 3 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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