661
FZUS52 KCHS 271913
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
313 PM 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
AMZ300-280815-
313 PM EDT SUN APR 27 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
HIGH PRESSURE WILL PREVAIL THROUGH AT LEAST THURSDAY, WITH A COLD
FRONT TO IMPACT THE REGION LATE IN THE WEEK.
AMZ330-280815-
CHARLESTON HARBOR-
313 PM EDT SUN APR 27 2025
TONIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, DIMINISHING
TO 5 TO 10 KT LATE THIS EVENING.
MON
E WINDS 10 TO 15 KT.
MON NIGHT
E WINDS 5 TO 10 KT.
TUE
E WINDS 5 TO 10 KT.
TUE NIGHT
S WINDS 5 TO 10 KT.
WED
SW WINDS 5 TO 10 KT.
WED NIGHT
S WINDS 5 TO 10 KT.
THU
SW WINDS 10 TO 15 KT.
THU NIGHT
S WINDS 10 TO 15 KT.
FRI
SW WINDS 10 TO 15 KT. A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
FRI NIGHT
SW WINDS 10 TO 15 KT. A CHANCE OF SHOWERS AND TSTMS.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 74 DEGREES.
AMZ350-280815-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
313 PM EDT SUN APR 27 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 25 KT, INCREASING TO
15 TO 20 KT LATE. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO 4 FT AFTER
MIDNIGHT. WAVE DETAIL: SE 4 FT AT 6 SECONDS, BECOMING E 4 FT AT
7 SECONDS.
MON
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO 4 FT.
WAVE DETAIL: E 4 FT AT 8 SECONDS.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 8 SECONDS.
TUE
E 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. WAVE DETAIL: E
3 FT AT 8 SECONDS.
WED
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS.
WED NIGHT
S WINDS 10 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.
FRI
SW WINDS 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF SHOWERS
AND TSTMS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-280815-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
313 PM EDT SUN APR 27 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING
TONIGHT
E WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: E 4 FT AT 7 SECONDS.
MON
E WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT
AT 7 SECONDS.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 8 SECONDS.
TUE
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT
8 SECONDS.
TUE NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 8 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT
8 SECONDS.
WED NIGHT
S WINDS 5 TO 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.
FRI
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ354-280815-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
313 PM EDT SUN APR 27 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT
TONIGHT
E WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: E 4 FT AT 5 SECONDS AND E 2 FT AT 9 SECONDS. A
SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
E WINDS 15 TO 20 KT. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO
4 FT IN THE AFTERNOON. 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 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 8 SECONDS.
WED
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS.
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.
FRI
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-280815-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
313 PM EDT SUN APR 27 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT
TONIGHT
E WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: E 5 FT AT 7 SECONDS AND E 1 FOOT AT
13 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
E WINDS 15 TO 20 KT. SEAS 5 FT. WAVE DETAIL: E 5 FT AT
7 SECONDS. A SLIGHT CHANCE OF TSTMS IN THE MORNING. A SLIGHT
CHANCE OF SHOWERS.
MON NIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS.
TUE
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO
4 FT IN THE AFTERNOON. 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
SE WINDS 5 KT. SEAS 3 FT. WAVE DETAIL: E 3 FT AT
8 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 3 FT.
THU
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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