900
FZUS52 KCHS 210203
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
903 PM EST THU FEB 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
AMZ300-211515-
903 PM EST THU FEB 20 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
COLD HIGH PRESSURE WILL BUILD INTO THE REGION THROUGH THE START
OF THE WEEKEND. AN AREA OF LOW PRESSURE WILL DEVELOP OFF THE
COAST ON SUNDAY, FOLLOWED BY MORE HIGH PRESSURE INTO EARLY NEXT
WEEK.
AMZ330-211515-
CHARLESTON HARBOR-
903 PM EST THU FEB 20 2025
REST OF TONIGHT
N WINDS 5 TO 10 KT, INCREASING TO 15 KT WITH
GUSTS TO 20 KT.
FRI
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, DIMINISHING TO
5 TO 10 KT IN THE AFTERNOON.
FRI NIGHT
N WINDS 5 KT.
SAT
NE WINDS 5 KT.
SAT NIGHT
NE WINDS 5 KT. A SLIGHT CHANCE OF SHOWERS IN THE
EVENING.
SUN
N WINDS 5 KT, BECOMING E IN THE AFTERNOON.
SUN NIGHT
W WINDS 5 KT.
MON
W WINDS 5 KT.
MON NIGHT
SW WINDS 5 KT.
TUE
SW WINDS 5 TO 10 KT.
TUE NIGHT
W WINDS 5 TO 10 KT.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 53 DEGREES.
AMZ350-211515-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
903 PM EST THU FEB 20 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
REST OF TONIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT, EXCEPT 2 TO 3 FT NEAR THE IMMEDIATE COAST. WAVE DETAIL: NW
3 FT AT 4 SECONDS AND SE 3 FT AT 8 SECONDS.
FRI
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, DIMINISHING TO
10 TO 15 KT IN THE AFTERNOON. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO
4 FT IN THE AFTERNOON. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND E
2 FT AT 9 SECONDS, BECOMING NE 3 FT AT 6 SECONDS AND E 2 FT AT
9 SECONDS.
FRI NIGHT
N WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 7 SECONDS.
SAT
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: NE 2 FT AT
5 SECONDS AND E 1 FOOT AT 8 SECONDS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: NE 2 FT
AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE OF SHOWERS,
MAINLY IN THE EVENING.
SUN
N WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
7 SECONDS AND SE 1 FOOT AT 9 SECONDS.
SUN NIGHT
W WINDS 5 TO 10 KT. SEAS 2 FT. A SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT.
MON
W WINDS 5 TO 10 KT. SEAS 2 FT.
MON NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 FT.
TUE
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
TUE NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
AMZ352-211515-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
903 PM EST THU FEB 20 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
REST OF TONIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT, EXCEPT 2 TO 3 FT NEAR THE IMMEDIATE COAST. WAVE DETAIL: NW
4 FT AT 4 SECONDS AND SE 3 FT AT 9 SECONDS.
FRI
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, DIMINISHING TO
10 TO 15 KT IN THE AFTERNOON. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO
4 FT IN THE AFTERNOON. WAVE DETAIL: E 4 FT AT 7 SECONDS, BECOMING
NE 4 FT AT 7 SECONDS AND E 2 FT AT 8 SECONDS.
FRI NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 7 SECONDS.
SAT
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
8 SECONDS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS. A SLIGHT CHANCE OF
SHOWERS IN THE EVENING.
SUN
N WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
7 SECONDS.
SUN NIGHT
SW WINDS 5 KT, BECOMING W AFTER MIDNIGHT. SEAS 2 FT.
A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
W WINDS 5 TO 10 KT. SEAS 2 FT.
MON NIGHT
SW WINDS 10 KT. SEAS 2 FT.
TUE
SW WINDS 10 TO 15 KT. SEAS 2 FT.
TUE NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
AMZ354-211515-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
903 PM EST THU FEB 20 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
REST OF TONIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT, EXCEPT 2 TO 3 FT NEAR THE IMMEDIATE COAST. WAVE DETAIL: NW
4 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.
FRI
N WINDS 15 TO 20 KT, BECOMING NE 10 TO 15 KT IN THE
AFTERNOON. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO 4 FT IN THE
AFTERNOON. WAVE DETAIL: E 5 FT AT 7 SECONDS, BECOMING NE 4 FT AT
8 SECONDS.
FRI NIGHT
NE WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 8 SECONDS.
SAT
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
8 SECONDS.
SAT NIGHT
N WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 8 SECONDS AND SE 1 FOOT AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS IN THE EVENING.
SUN
N WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. SEAS
2 FT. WAVE DETAIL: NE 2 FT AT 8 SECONDS AND SE 1 FOOT AT
8 SECONDS.
SUN NIGHT
S WINDS 5 KT, BECOMING W AFTER MIDNIGHT. SEAS 2 FT.
A SLIGHT CHANCE OF SHOWERS.
MON
W WINDS 5 TO 10 KT. SEAS 2 FT.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT.
TUE
SW WINDS 10 KT. SEAS 2 FT.
TUE NIGHT
W WINDS 10 KT. SEAS 2 FT.
AMZ374-211515-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
903 PM EST THU FEB 20 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
REST OF TONIGHT
N WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. WAVE
DETAIL: NW 5 FT AT 5 SECONDS AND SE 3 FT AT 8 SECONDS.
FRI
N WINDS 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 5 TO 6 FT, SUBSIDING TO 4 TO 6 FT IN THE
AFTERNOON. WAVE DETAIL: N 6 FT AT 6 SECONDS AND SE 2 FT AT
8 SECONDS, BECOMING NE 5 FT AT 8 SECONDS.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL:
NE 4 FT AT 8 SECONDS.
SAT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 8 SECONDS AND SE 1 FOOT AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS IN THE AFTERNOON.
SAT NIGHT
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 8 SECONDS AND SE 1 FOOT AT 9 SECONDS. A CHANCE OF
SHOWERS, MAINLY IN THE EVENING.
SUN
N WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: NE 2 FT AT
8 SECONDS AND SE 2 FT AT 8 SECONDS.
SUN NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 FT. A SLIGHT CHANCE OF
SHOWERS.
MON
NW WINDS 5 TO 10 KT. SEAS 2 FT.
MON NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
TUE
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
TUE NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
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