052
FZUS52 KCHS 130939
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
539 AM EDT SUN SEP 13 2026
SOUTH SANTEE RIVER SC TO ALTAMAHA SOUND GA OUT 60 NM, INCLUDING
CHARLESTON HARBOR AND GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-132300-
539 AM EDT SUN SEP 13 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
WEAK SURFACE TROUGHING INLAND TODAY WILL BRING A GENTLE TO
MODERATE BREEZE. A COLD FRONT WILL MOVE SOUTH THROUGH OUR WATERS
LATE MONDAY INTO TUESDAY, FOLLOWED BY HIGH PRESSURE PERSISTING TO
OUR NORTH. THIS WILL CAUSE A SURGE OF NORTHEAST WINDS TO A STRONG
BREEZE OR NEAR GALE, ALONG WITH ELEVATED SEAS TUESDAY AND
WEDNESDAY.
AMZ340-132300-
CHARLESTON HARBOR-
539 AM EDT SUN SEP 13 2026
TODAY
SW WINDS 5 TO 10 KT, BECOMING S LATE. A SLIGHT CHANCE OF
SHOWERS AND TSTMS EARLY THIS MORNING. A SLIGHT CHANCE OF SHOWERS
AND TSTMS EARLY THIS AFTERNOON.
TONIGHT
SW WINDS 5 TO 10 KT.
MON
NW WINDS 5 KT, BECOMING SE IN THE AFTERNOON.
MON NIGHT
S WINDS 5 KT, BECOMING E 10 TO 15 KT WITH GUSTS TO
20 KT AFTER MIDNIGHT.
TUE
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.
TUE NIGHT
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. WAVES 1 TO 2 FT.
WED
NE WINDS 10 TO 15 KT.
WED NIGHT
NE WINDS 10 TO 15 KT.
THU
NE WINDS 10 TO 15 KT. A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
THU NIGHT
E WINDS 10 TO 15 KT. A SLIGHT 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 84 DEGREES.
AMZ360-132300-
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT
20 NM-
539 AM EDT SUN SEP 13 2026
TODAY
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT LATE. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND S 2 FT AT
5 SECONDS. A CHANCE OF SHOWERS AND TSTMS EARLY THIS MORNING.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
2 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.
MON
NW WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND SW 1 FOOT AT
4 SECONDS.
MON NIGHT
S WINDS 5 KT, BECOMING NE 15 TO 20 KT WITH GUSTS TO
25 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT
9 SECONDS AND SW 1 FOOT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS.
TUE
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 3 TO 4 FT,
BUILDING TO 4 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: E 4 FT AT
6 SECONDS, BECOMING E 6 FT AT 6 SECONDS.
TUE NIGHT
NE WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 5 TO 6 FT, SUBSIDING TO 4 TO 6 FT AFTER
MIDNIGHT. WAVE DETAIL: E 6 FT AT 7 SECONDS, BECOMING E 5 FT AT
7 SECONDS.
WED
NE WINDS 15 TO 20 KT. SEAS 4 TO 5 FT.
WED NIGHT
NE WINDS 15 TO 20 KT. SEAS 4 TO 5 FT.
THU
NE WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
E WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ362-132300-
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
539 AM EDT SUN SEP 13 2026
TODAY
W WINDS 5 TO 10 KT, BECOMING S LATE. SEAS 2 TO 3 FT.
WAVE DETAIL: SE 3 FT AT 8 SECONDS AND S 2 FT AT 5 SECONDS. A
SLIGHT CHANCE OF SHOWERS AND TSTMS EARLY THIS MORNING.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
2 FT AT 9 SECONDS.
MON
NW WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS
2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS.
MON NIGHT
S WINDS 5 KT, BECOMING E 15 TO 20 KT AFTER MIDNIGHT.
SEAS 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND S 1 FOOT AT
4 SECONDS.
TUE
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 3 TO 4 FT,
BUILDING TO 4 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: E 4 FT AT
8 SECONDS, BECOMING E 6 FT AT 6 SECONDS. A SLIGHT CHANCE OF TSTMS
IN THE MORNING. A CHANCE OF SHOWERS.
TUE NIGHT
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 5 TO
6 FT. WAVE DETAIL: E 6 FT AT 7 SECONDS.
WED
NE WINDS 20 KT. SEAS 4 TO 6 FT.
WED NIGHT
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
THU
NE WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU NIGHT
E WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ364-132300-
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM,
INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY-
539 AM EDT SUN SEP 13 2026
TODAY
W WINDS 5 TO 10 KT, BECOMING S LATE. SEAS 2 TO 3 FT.
WAVE DETAIL: S 2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT
AT 9 SECONDS AND SW 1 FOOT AT 3 SECONDS.
MON
NW WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND S 1 FOOT AT
3 SECONDS.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT
AT 9 SECONDS.
TUE
NE WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT, BUILDING TO 4 TO 6 FT IN THE
AFTERNOON. WAVE DETAIL: E 3 FT AT 9 SECONDS, BECOMING E 6 FT AT
5 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 25 TO 30 KT, DIMINISHING TO 20 TO 25 KT
AFTER MIDNIGHT. SEAS 5 TO 7 FT. WAVE DETAIL: E 7 FT AT 6 SECONDS.
A CHANCE OF SHOWERS IN THE EVENING.
WED
NE WINDS 20 TO 25 KT. SEAS 5 TO 6 FT.
WED NIGHT
NE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. A SLIGHT
CHANCE OF SHOWERS.
THU
NE WINDS 20 TO 25 KT. SEAS 5 TO 6 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU NIGHT
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ380-132300-
WATERS FROM SOUTH SANTEE RIVER SC TO EDISTO BEACH SC EXTENDING
FROM 20 TO 60 NM-
539 AM EDT SUN SEP 13 2026
TODAY
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND SE 3 FT AT 9 SECONDS. A CHANCE OF SHOWERS
AND TSTMS EARLY THIS MORNING, THEN A SLIGHT CHANCE OF SHOWERS AND
TSTMS LATE THIS MORNING AND EARLY AFTERNOON.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 9 SECONDS AND SW 2 FT AT 4 SECONDS.
MON
NW WINDS 5 TO 10 KT, DIMINISHING TO 5 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND SW 2 FT AT
4 SECONDS.
MON NIGHT
SE WINDS 5 KT, BECOMING NE 15 TO 20 KT WITH GUSTS TO
25 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT AFTER
MIDNIGHT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND SW 1 FOOT AT
4 SECONDS, BECOMING E 4 FT AT 9 SECONDS AND SW 1 FOOT AT
4 SECONDS. A SLIGHT CHANCE OF TSTMS. A SLIGHT CHANCE OF SHOWERS
IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
TUE
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 4 TO 6 FT,
BUILDING TO 6 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: E 6 FT AT
6 SECONDS, BECOMING NE 7 FT AT 7 SECONDS. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS IN THE MORNING, THEN A SLIGHT
CHANCE OF SHOWERS IN THE AFTERNOON.
TUE NIGHT
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 6 TO
7 FT, SUBSIDING TO 5 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: NE 7 FT
AT 7 SECONDS, BECOMING NE 6 FT AT 7 SECONDS.
WED
NE WINDS 20 KT. SEAS 5 TO 6 FT.
WED NIGHT
NE WINDS 15 TO 20 KT. SEAS 5 TO 6 FT. A SLIGHT
CHANCE OF SHOWERS AND TSTMS.
THU
NE WINDS 15 TO 20 KT. SEAS 5 TO 6 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ382-132300-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA EXTENDING FROM 20 TO
60 NM-
539 AM EDT SUN SEP 13 2026
TODAY
W WINDS 10 TO 15 KT, BECOMING SW 5 TO 10 KT THIS
AFTERNOON. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND SW
2 FT AT 4 SECONDS. A CHANCE OF SHOWERS AND TSTMS EARLY THIS
MORNING.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 9 SECONDS AND SW 2 FT AT 3 SECONDS.
MON
W WINDS 5 TO 10 KT, BECOMING N IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND SW 2 FT AT 4 SECONDS.
MON NIGHT
SE WINDS 5 KT, BECOMING E 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND
SW 1 FOOT AT 4 SECONDS.
TUE
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 3 TO 4 FT,
BUILDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: E 4 FT AT
8 SECONDS, BECOMING NE 7 FT AT 7 SECONDS. A SLIGHT CHANCE OF
TSTMS IN THE MORNING. A CHANCE OF SHOWERS.
TUE NIGHT
NE WINDS 25 KT, DIMINISHING TO 20 KT AFTER MIDNIGHT.
SEAS 6 TO 7 FT. WAVE DETAIL: NE 7 FT AT 7 SECONDS.
WED
NE WINDS 20 TO 25 KT. SEAS 5 TO 6 FT.
WED NIGHT
NE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. A SLIGHT
CHANCE OF SHOWERS AND TSTMS.
THU
NE WINDS 15 TO 20 KT. SEAS 5 TO 6 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU NIGHT
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ384-132300-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO
60 NM-
539 AM EDT SUN SEP 13 2026
TODAY
W WINDS 5 TO 10 KT, BECOMING SW LATE. SEAS 2 TO 3 FT.
WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS. A
SLIGHT CHANCE OF SHOWERS AND TSTMS EARLY THIS MORNING.
TONIGHT
SW WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT
AT 9 SECONDS AND SW 1 FOOT AT 3 SECONDS.
MON
NW WINDS 5 TO 10 KT, BECOMING N IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND SW 1 FOOT AT
3 SECONDS.
MON NIGHT
SE WINDS 5 KT, BECOMING E AFTER MIDNIGHT. SEAS 2 FT.
WAVE DETAIL: SE 2 FT AT 9 SECONDS AND SW 1 FOOT AT 3 SECONDS.
TUE
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 3 TO 4 FT,
BUILDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: E 4 FT AT
9 SECONDS, BECOMING E 6 FT AT 6 SECONDS. A CHANCE OF SHOWERS WITH
A SLIGHT CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 25 TO 30 KT, DIMINISHING TO 20 TO 25 KT
AFTER MIDNIGHT. SEAS 6 TO 8 FT, SUBSIDING TO 6 TO 7 FT AFTER
MIDNIGHT. WAVE DETAIL: NE 8 FT AT 7 SECONDS, BECOMING NE 7 FT AT
7 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
WED
NE WINDS 20 TO 25 KT. SEAS 6 TO 7 FT.
WED NIGHT
NE WINDS 20 TO 25 KT. SEAS 6 TO 7 FT. A SLIGHT
CHANCE OF SHOWERS AND TSTMS.
THU
NE WINDS 15 TO 20 KT. SEAS 5 TO 6 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU NIGHT
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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