918
FZUS52 KCHS 260939
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
539 AM EDT SUN JUL 26 2026
SOUTH SANTEE RIVER SC TO ALTAMAHA SOUND GA OUT 60 NM, INCLUDING
CHARLESTON HARBOR AND GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-262300-
539 AM EDT SUN JUL 26 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A STATIONARY FRONT WILL LINGER NEAR THE AREA TODAY WITH HIGH
PRESSURE BRIEFLY RETURNING EARLY THIS WEEK.
AMZ340-262300-
CHARLESTON HARBOR-
539 AM EDT SUN JUL 26 2026
TODAY
NW WINDS 5 KT, BECOMING SE THIS AFTERNOON. A CHANCE OF
SHOWERS AND TSTMS THIS MORNING, THEN SHOWERS WITH TSTMS LIKELY
THIS AFTERNOON.
TONIGHT
S WINDS 5 KT, BECOMING NW AFTER MIDNIGHT. A CHANCE OF
SHOWERS AND TSTMS.
MON
NE WINDS 5 TO 10 KT.
MON NIGHT
SE WINDS 5 KT, BECOMING S AFTER MIDNIGHT.
TUE
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
TO 20 KT IN THE AFTERNOON.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. A SLIGHT
CHANCE OF SHOWERS AND TSTMS.
WED
W WINDS 10 KT. A CHANCE OF SHOWERS AND TSTMS.
WED NIGHT
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
THU
W WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
THU NIGHT
S WINDS 5 TO 10 KT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 87 DEGREES.
AMZ360-262300-
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT
20 NM-
539 AM EDT SUN JUL 26 2026
TODAY
NW WINDS 5 TO 10 KT, BECOMING SE THIS AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND S 1 FOOT AT
4 SECONDS. A CHANCE OF TSTMS. A CHANCE OF SHOWERS THIS MORNING,
THEN SHOWERS LIKELY THIS AFTERNOON.
TONIGHT
S WINDS 5 KT, BECOMING W AFTER MIDNIGHT. SEAS 2 TO
3 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND S 1 FOOT AT 4 SECONDS.
A CHANCE OF SHOWERS AND TSTMS.
MON
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
8 SECONDS AND S 1 FOOT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS
IN THE MORNING.
MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT. SEAS
2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND S 1 FOOT AT 4 SECONDS.
TUE
SW WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT WITH GUSTS
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
4 SECONDS AND E 2 FT AT 8 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND E 2 FT AT 8 SECONDS.
WED
SW WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
S WINDS 5 TO 10 KT. SEAS 2 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ362-262300-
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
539 AM EDT SUN JUL 26 2026
TODAY
NW WINDS 5 TO 10 KT, BECOMING SW THIS AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND SW 1 FOOT AT
4 SECONDS. A CHANCE OF SHOWERS AND TSTMS UNTIL LATE AFTERNOON,
THEN SHOWERS AND TSTMS LIKELY LATE.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND SW 1 FOOT AT
4 SECONDS. SHOWERS AND TSTMS LIKELY, MAINLY IN THE EVENING.
MON
N WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. SEAS
2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND S 1 FOOT AT 4 SECONDS.
A SLIGHT CHANCE OF SHOWERS IN THE MORNING.
MON NIGHT
SE WINDS 5 KT, BECOMING S AFTER MIDNIGHT. SEAS 2 FT.
WAVE DETAIL: E 2 FT AT 8 SECONDS AND S 1 FOOT AT 4 SECONDS.
TUE
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS TO
20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT
4 SECONDS AND E 2 FT AT 8 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: S 4 FT AT 5 SECONDS AND E 2 FT AT 8 SECONDS.
WED
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
S WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ364-262300-
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM,
INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY-
539 AM EDT SUN JUL 26 2026
TODAY
W WINDS 10 KT, BECOMING SW THIS AFTERNOON. SEAS 2 FT.
WAVE DETAIL: SW 2 FT AT 3 SECONDS AND SE 2 FT AT 8 SECONDS. A
SLIGHT CHANCE OF SHOWERS AND TSTMS EARLY THIS MORNING. A CHANCE
OF SHOWERS AND TSTMS THIS AFTERNOON.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND S 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS AND TSTMS, MAINLY IN THE EVENING.
MON
NW WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. SEAS
2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND S 1 FOOT AT
4 SECONDS.
MON NIGHT
E WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT. SEAS
2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND S 1 FOOT AT 5 SECONDS.
TUE
SW WINDS 5 KT, BECOMING S 10 TO 15 KT WITH GUSTS TO 20 KT
IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT
5 SECONDS AND E 2 FT AT 8 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
3 FT AT 4 SECONDS AND E 2 FT AT 8 SECONDS.
WED
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
SW WINDS 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ380-262300-
WATERS FROM SOUTH SANTEE RIVER SC TO EDISTO BEACH SC EXTENDING
FROM 20 TO 60 NM-
539 AM EDT SUN JUL 26 2026
TODAY
N WINDS 10 KT, BECOMING NE EARLY THIS AFTERNOON, THEN
BECOMING SE LATE. SEAS 3 FT. WAVE DETAIL: E 3 FT AT 8 SECONDS AND
SW 2 FT AT 4 SECONDS. A CHANCE OF TSTMS. SHOWERS LIKELY UNTIL
LATE AFTERNOON, THEN A CHANCE OF SHOWERS LATE.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 8 SECONDS AND SW 1 FOOT AT
4 SECONDS. A CHANCE OF SHOWERS AND TSTMS.
MON
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS AND SW 1 FOOT AT 4 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND TSTMS IN THE MORNING.
MON NIGHT
E WINDS 5 KT, BECOMING S AFTER MIDNIGHT. SEAS 2 TO
3 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND SW 1 FOOT AT
4 SECONDS.
TUE
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 4 SECONDS AND E 2 FT AT 8 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT, BUILDING TO 5 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: S 4 FT
AT 5 SECONDS AND E 2 FT AT 8 SECONDS, BECOMING SW 6 FT AT
6 SECONDS AND E 2 FT AT 8 SECONDS.
WED
W WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
SW WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE
OF SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ382-262300-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA EXTENDING FROM 20 TO
60 NM-
539 AM EDT SUN JUL 26 2026
TODAY
W WINDS 5 TO 10 KT, BECOMING S LATE. SEAS 3 FT. WAVE
DETAIL: SE 3 FT AT 8 SECONDS AND SW 2 FT AT 4 SECONDS. A CHANCE
OF TSTMS. A CHANCE OF SHOWERS.
TONIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND SW 1 FOOT AT
4 SECONDS. A CHANCE OF TSTMS. SHOWERS LIKELY, MAINLY IN THE
EVENING.
MON
N WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND SW 1 FOOT AT
4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE MORNING.
MON NIGHT
E WINDS 5 KT, BECOMING S AFTER MIDNIGHT. SEAS 2 TO
3 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND S 1 FOOT AT 4 SECONDS.
TUE
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT
5 SECONDS AND E 2 FT AT 8 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO
4 FT, BUILDING TO 4 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: S 4 FT
AT 5 SECONDS AND SE 2 FT AT 8 SECONDS, BECOMING SW 5 FT AT
5 SECONDS AND SE 2 FT AT 8 SECONDS.
WED
SW WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
THU NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ384-262300-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO
60 NM-
539 AM EDT SUN JUL 26 2026
TODAY
W WINDS 5 TO 10 KT, BECOMING S LATE. SEAS 2 TO 3 FT.
WAVE DETAIL: W 2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS. A
SLIGHT CHANCE OF SHOWERS AND TSTMS EARLY THIS MORNING, THEN A
CHANCE OF SHOWERS AND TSTMS LATE THIS MORNING.
TONIGHT
S WINDS 10 KT, BECOMING W AFTER MIDNIGHT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND SE 2 FT AT 8 SECONDS.
A CHANCE OF SHOWERS AND TSTMS.
MON
NW WINDS 10 KT, BECOMING NE IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND E 2 FT AT 8 SECONDS.
A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE MORNING.
MON NIGHT
E WINDS 5 KT, BECOMING S AFTER MIDNIGHT. SEAS 2 FT.
WAVE DETAIL: E 2 FT AT 8 SECONDS AND S 1 FOOT AT 4 SECONDS.
TUE
SW WINDS 5 KT, BECOMING S 10 TO 15 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 5 SECONDS AND E 2 FT AT
8 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO
4 FT, BUILDING TO 4 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: S 3 FT
AT 5 SECONDS AND E 2 FT AT 8 SECONDS, BECOMING SW 4 FT AT
5 SECONDS AND E 2 FT AT 8 SECONDS.
WED
SW WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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