820
FZUS52 KCHS 122141
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
440 PM EST THU FEB 12 2026
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
AMZ300-131100-
440 PM EST THU FEB 12 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
HIGH PRESSURE WILL PREVAIL ACROSS THE LOCAL WATERS THROUGH
SATURDAY. AN AREA OF LOW PRESSURE IS EXPECTED TO IMPACT THE
REGION SUNDAY INTO MONDAY.
AMZ330-131100-
CHARLESTON HARBOR-
440 PM EST THU FEB 12 2026
TONIGHT
E WINDS 5 KT EARLY THIS EVENING, BECOMING LIGHT AND
VARIABLE, THEN BECOMING NE 5 KT AFTER MIDNIGHT.
FRI
NE WINDS 10 KT, BECOMING E IN THE AFTERNOON.
FRI NIGHT
E WINDS 5 KT.
SAT
E WINDS 5 KT.
SAT NIGHT
SE WINDS 5 KT. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT.
SUN
SE WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS TO
20 KT IN THE AFTERNOON. SHOWERS.
SUN NIGHT
SW WINDS 10 TO 15 KT. SHOWERS WITH A SLIGHT CHANCE
OF TSTMS.
MON
N WINDS 10 KT. A CHANCE OF SHOWERS.
MON NIGHT
N WINDS 5 KT. A SLIGHT CHANCE OF SHOWERS.
TUE
NE WINDS 5 KT.
TUE NIGHT
E WINDS 5 KT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 49 DEGREES.
AMZ350-131100-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
440 PM EST THU FEB 12 2026
TONIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
2 FT AT 6 SECONDS.
FRI
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 6 SECONDS.
FRI NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 5 SECONDS.
SAT
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
6 SECONDS.
SAT NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE
1 FOOT AT 3 SECONDS AND E 1 FOOT AT 7 SECONDS. A SLIGHT CHANCE OF
SHOWERS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT, BUILDING TO 4 TO 6 FT IN THE
AFTERNOON. WAVE DETAIL: SE 3 FT AT 6 SECONDS, BECOMING SE 6 FT AT
7 SECONDS. SHOWERS LIKELY IN THE MORNING, THEN SHOWERS WITH A
SLIGHT CHANCE OF TSTMS IN THE AFTERNOON.
SUN NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 5 TO 6 FT. SHOWERS WITH A CHANCE OF TSTMS.
MON
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. SHOWERS LIKELY.
MON NIGHT
N WINDS 10 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.
TUE
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS.
TUE NIGHT
NE WINDS 5 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-131100-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
440 PM EST THU FEB 12 2026
TONIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
2 FT AT 6 SECONDS.
FRI
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 6 SECONDS.
FRI NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
2 FT AT 5 SECONDS.
SAT
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
5 SECONDS.
SAT NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT
AT 4 SECONDS. A CHANCE OF SHOWERS.
SUN
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT, BUILDING TO 4 TO 5 FT IN THE
AFTERNOON. WAVE DETAIL: SE 3 FT AT 6 SECONDS, BECOMING S 5 FT AT
6 SECONDS AND E 1 FOOT AT 7 SECONDS. SHOWERS LIKELY WITH A SLIGHT
CHANCE OF TSTMS IN THE MORNING, THEN SHOWERS IN THE AFTERNOON.
SUN NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 5 TO 6 FT. SHOWERS. A CHANCE OF TSTMS, MAINLY IN
THE EVENING.
MON
N WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. SHOWERS LIKELY.
MON NIGHT
N WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS.
TUE
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS.
TUE NIGHT
NE WINDS 5 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ354-131100-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
440 PM EST THU FEB 12 2026
TONIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 6 SECONDS AND E 1 FOOT AT 11 SECONDS.
FRI
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 6 SECONDS.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 5 SECONDS.
SAT
E WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
5 SECONDS.
SAT NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 4 SECONDS. A CHANCE OF SHOWERS.
SUN
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT, BUILDING TO 4 TO 5 FT IN THE
AFTERNOON. WAVE DETAIL: SE 3 FT AT 6 SECONDS, BECOMING SE 5 FT AT
7 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS IN
THE MORNING, THEN SHOWERS IN THE AFTERNOON.
SUN NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 4 TO 6 FT, SUBSIDING TO 4 TO 5 FT AFTER MIDNIGHT.
SHOWERS. A CHANCE OF TSTMS, MAINLY IN THE EVENING.
MON
N WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. SHOWERS LIKELY.
MON NIGHT
NE WINDS 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
TUE
NE WINDS 5 TO 10 KT. SEAS 2 FT.
TUE NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-131100-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
440 PM EST THU FEB 12 2026
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE
4 FT AT 6 SECONDS AND E 1 FOOT AT 11 SECONDS.
FRI
NE WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: NE 3 FT AT
7 SECONDS.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
NE 3 FT AT 6 SECONDS.
SAT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 8 SECONDS.
SAT NIGHT
SE WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 4 SECONDS AND
NE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE EVENING,
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO 4 FT,
BUILDING TO 4 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: S 4 FT AT
5 SECONDS AND NE 2 FT AT 7 SECONDS, BECOMING S 6 FT AT 6 SECONDS
AND NE 1 FOOT AT 7 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF TSTMS IN THE MORNING, THEN SHOWERS IN THE AFTERNOON.
SUN NIGHT
S WINDS 20 TO 25 KT, BECOMING SW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 6 TO 8 FT. SHOWERS WITH A CHANCE OF TSTMS.
MON
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. SHOWERS LIKELY.
MON NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS.
TUE
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS.
TUE NIGHT
NE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. A SLIGHT CHANCE
OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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