039
FZUS52 KCHS 270648
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
248 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
AMZ300-271930-
248 AM EDT SUN APR 27 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A COLD FRONT WILL PUSH THROUGH THE AREA THIS MORNING. HIGH
PRESSURE WILL PREVAIL THROUGH MUCH OF THIS WEEK. ANOTHER COLD
FRONT COULD APPROACH THE REGION FRIDAY.
AMZ330-271930-
CHARLESTON HARBOR-
248 AM EDT SUN APR 27 2025
TODAY
N WINDS 10 TO 15 KT, BECOMING NE 15 TO 20 KT. WAVES
BUILDING 1 TO 2 FT.
TONIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, DIMINISHING
TO 5 TO 10 KT AFTER MIDNIGHT.
MON
E WINDS 10 TO 15 KT.
MON NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT.
TUE
E WINDS 5 TO 10 KT.
TUE NIGHT
S WINDS 5 TO 10 KT.
WED
S WINDS 10 TO 15 KT.
WED NIGHT
S WINDS 10 TO 15 KT.
THU
SW WINDS 10 TO 15 KT.
THU NIGHT
S WINDS 10 TO 15 KT.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 73 DEGREES.
AMZ350-271930-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
248 AM EDT SUN APR 27 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM EDT THIS MORNING
THROUGH THIS EVENING...
TODAY
N WINDS 10 TO 15 KT, BECOMING NE 20 KT WITH GUSTS TO 30
KT LATE THIS MORNING. SEAS 2 TO 3 FT, BUILDING TO 3 TO 5 FT. WAVE
DETAIL: NE 4 FT AT 5 SECONDS AND S 2 FT AT 5 SECONDS. A SLIGHT
CHANCE OF SHOWERS AND TSTMS EARLY THIS MORNING.
TONIGHT
E WINDS 15 TO 20 KT. GUSTS TO 25 KT THIS EVENING.
SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 6 SECONDS.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT
AT 5 SECONDS AND E 4 FT AT 8 SECONDS.
MON NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT 8 SECONDS.
TUE
E WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: E 3 FT AT
8 SECONDS.
TUE NIGHT
S WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS.
WED
SW WINDS 5 TO 10 KT. SEAS 3 FT.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 3 FT.
THU
SW WINDS 10 TO 15 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.
AMZ352-271930-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
248 AM EDT SUN APR 27 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING
THROUGH THIS EVENING...
TODAY
NW WINDS 5 TO 10 KT, BECOMING NE 20 KT WITH GUSTS TO
30 KT LATE THIS MORNING. SEAS 2 TO 3 FT, BUILDING TO 3 TO 5 FT.
WAVE DETAIL: SE 3 FT AT 9 SECONDS AND S 1 FOOT AT 4 SECONDS,
BECOMING E 4 FT AT 5 SECONDS AND SE 3 FT AT 9 SECONDS.
TONIGHT
E WINDS 15 TO 20 KT. GUSTS TO 25 KT THIS EVENING.
SEAS 4 TO 5 FT, SUBSIDING TO 3 TO 4 FT AFTER MIDNIGHT. WAVE
DETAIL: E 4 FT AT 6 SECONDS AND SE 2 FT AT 9 SECONDS, BECOMING E
4 FT AT 7 SECONDS.
MON
E WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 7 SECONDS.
MON NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS.
TUE
E WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: E 3 FT AT
8 SECONDS.
TUE NIGHT
S WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS AND S 1 FOOT AT 5 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
WED NIGHT
S WINDS 10 KT. SEAS 3 FT.
THU
S WINDS 10 TO 15 KT. SEAS 3 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
AMZ354-271930-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
248 AM EDT SUN APR 27 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH THIS EVENING...
TODAY
W WINDS 5 TO 10 KT, BECOMING N 10 TO 15 KT WITH GUSTS TO
20 KT LATE THIS MORNING, THEN NE 15 TO 20 KT WITH GUSTS TO 25 KT
THIS AFTERNOON. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT. WAVE
DETAIL: SE 3 FT AT 9 SECONDS, BECOMING NE 4 FT AT 4 SECONDS AND SE
3 FT AT 9 SECONDS.
TONIGHT
E WINDS 15 TO 20 KT. GUSTS TO 25 KT THIS EVENING.
SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 5 SECONDS AND E 2 FT AT 9
SECONDS. A SLIGHT CHANCE OF SHOWERS.
MON
E WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT
AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 7 SECONDS.
TUE
E WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT
8 SECONDS.
TUE NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS 3 FT.
WED NIGHT
S WINDS 10 KT. SEAS 3 FT.
THU
S WINDS 10 TO 15 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.
AMZ374-271930-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
248 AM EDT SUN APR 27 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH THIS EVENING...
TODAY
SW WINDS 10 KT, BECOMING NW WITH GUSTS TO 20 KT LATE
THIS MORNING, THEN NE 15 TO 20 KT WITH GUSTS TO 25 KT THIS
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: NE 4 FT AT 8 SECONDS AND
SE 3 FT AT 9 SECONDS.
TONIGHT
E WINDS 15 TO 20 KT. GUSTS TO 25 KT THIS EVENING. SEAS
4 TO 5 FT. WAVE DETAIL: NE 5 FT AT 6 SECONDS AND E 2 FT AT 9
SECONDS. A SLIGHT CHANCE OF SHOWERS.
MON
E WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E 5 FT
AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E
4 FT AT 8 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. WAVE DETAIL: E
3 FT AT 8 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS 3 FT.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 3 FT.
THU
S WINDS 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page