739
FZUS52 KCHS 280939
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
539 AM EDT SUN JUN 28 2026
SOUTH SANTEE RIVER SC TO ALTAMAHA SOUND GA OUT 60 NM, INCLUDING
CHARLESTON HARBOR AND GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-282300-
539 AM EDT SUN JUN 28 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
HIGH PRESSURE WILL EXTEND OVER THE REGION THROUGH EARLY NEXT
WEEK.
AMZ340-282300-
CHARLESTON HARBOR-
539 AM EDT SUN JUN 28 2026
TODAY
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS TO 20 KT THIS AFTERNOON.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, BECOMING W
5 TO 10 KT AFTER MIDNIGHT. A CHANCE OF SHOWERS AND TSTMS.
MON
NW WINDS 5 KT, BECOMING E IN THE AFTERNOON. A CHANCE OF
SHOWERS AND TSTMS IN THE AFTERNOON.
MON NIGHT
E WINDS 5 TO 10 KT.
TUE
NE WINDS 5 TO 10 KT, BECOMING E 10 TO 15 KT WITH GUSTS TO
20 KT IN THE AFTERNOON.
TUE NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO 5 KT AFTER
MIDNIGHT.
WED
E WINDS 5 TO 10 KT.
WED NIGHT
SE WINDS 5 TO 10 KT.
THU
E WINDS 5 TO 10 KT.
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 85 DEGREES.
AMZ360-282300-
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT
20 NM-
539 AM EDT SUN JUN 28 2026
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, INCREASING TO
15 TO 20 KT LATE. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT
5 SECONDS AND SE 2 FT AT 9 SECONDS.
TONIGHT
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND
SE 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS AND TSTMS.
MON
NW WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: S 2 FT AT 5 SECONDS AND SE 2 FT AT
10 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
AFTERNOON.
MON NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
2 FT AT 5 SECONDS AND SE 2 FT AT 10 SECONDS.
TUE
NE WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT IN THE
AFTERNOON. WAVE DETAIL: E 3 FT AT 10 SECONDS AND SE 2 FT AT
4 SECONDS, BECOMING E 4 FT AT 6 SECONDS.
TUE NIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, DIMINISHING
TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT
AT 7 SECONDS.
WED
NE WINDS 10 TO 15 KT. SEAS 3 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
THU
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
THU NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ362-282300-
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
539 AM EDT SUN JUN 28 2026
TODAY
SW WINDS 10 TO 15 KT, BECOMING S WITH GUSTS TO 20 KT
LATE. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 FT.
WAVE DETAIL: S 3 FT AT 4 SECONDS AND SE 3 FT AT 9 SECONDS. A
SLIGHT CHANCE OF SHOWERS AND TSTMS.
MON
W WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND TSTMS IN THE AFTERNOON.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT
AT 10 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
EVENING.
TUE
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 2 TO 3 FT,
BUILDING TO 3 TO 4 FT IN THE AFTERNOON. WAVE DETAIL: SE 2 FT AT
10 SECONDS, BECOMING E 3 FT AT 9 SECONDS AND E 2 FT AT 3 SECONDS.
TUE NIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, DIMINISHING
TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT
AT 7 SECONDS.
WED
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
THU
E WINDS 5 TO 10 KT. SEAS 3 FT.
THU NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ364-282300-
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM,
INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY-
539 AM EDT SUN JUN 28 2026
TODAY
W WINDS 5 TO 10 KT, BECOMING S EARLY THIS AFTERNOON,
THEN INCREASING TO 10 TO 15 KT LATE. SEAS 2 TO 3 FT. WAVE DETAIL:
SE 3 FT AT 8 SECONDS AND S 2 FT AT 3 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
3 FT AT 4 SECONDS AND SE 3 FT AT 9 SECONDS.
MON
W WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS. A CHANCE OF SHOWERS AND
TSTMS IN THE AFTERNOON.
MON NIGHT
SE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT
9 SECONDS. A CHANCE OF SHOWERS AND TSTMS, MAINLY IN THE EVENING.
TUE
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 9 SECONDS AND E 2 FT AT 4 SECONDS.
TUE NIGHT
E WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 6 SECONDS.
WED
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 3 FT.
THU
E WINDS 5 TO 10 KT. SEAS 3 FT.
THU NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE
OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ380-282300-
WATERS FROM SOUTH SANTEE RIVER SC TO EDISTO BEACH SC EXTENDING
FROM 20 TO 60 NM-
539 AM EDT SUN JUN 28 2026
TODAY
SW WINDS 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT
5 SECONDS AND SE 3 FT AT 9 SECONDS.
TONIGHT
SW WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SW
4 FT AT 5 SECONDS AND SE 3 FT AT 9 SECONDS. A CHANCE OF SHOWERS
AND TSTMS.
MON
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, BECOMING NE 5 TO
10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT
5 SECONDS AND SE 3 FT AT 10 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS IN THE MORNING.
MON NIGHT
E WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: E 3 FT
AT 10 SECONDS AND SW 2 FT AT 5 SECONDS.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO 4 FT.
WAVE DETAIL: NE 4 FT AT 8 SECONDS AND SW 1 FOOT AT 4 SECONDS.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE
4 FT AT 7 SECONDS.
WED
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
THU
E WINDS 5 TO 10 KT. SEAS 3 FT.
THU NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ382-282300-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA EXTENDING FROM 20 TO
60 NM-
539 AM EDT SUN JUN 28 2026
TODAY
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
3 FT AT 9 SECONDS AND SW 2 FT AT 4 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.
A SLIGHT CHANCE OF SHOWERS AND TSTMS.
MON
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, BECOMING SW 5 TO
10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT
5 SECONDS AND SE 3 FT AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS IN THE MORNING.
MON NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 10 SECONDS AND SW 1 FOOT AT 4 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND TSTMS IN THE EVENING.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO 4 FT.
WAVE DETAIL: E 4 FT AT 9 SECONDS AND E 1 FOOT AT 2 SECONDS.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE
4 FT AT 7 SECONDS.
WED
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
THU
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ384-282300-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO
60 NM-
539 AM EDT SUN JUN 28 2026
TODAY
SW WINDS 10 KT, BECOMING S LATE. SEAS 3 FT. WAVE DETAIL:
SE 3 FT AT 8 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 3 FT AT 9 SECONDS.
MON
W WINDS 10 TO 15 KT, BECOMING SW 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT, SUBSIDING TO 2 TO 3 FT IN THE
AFTERNOON. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND SW 2 FT AT
4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON.
MON NIGHT
S WINDS 5 KT, BECOMING E AFTER MIDNIGHT. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 10 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
TUE
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO
4 FT IN THE AFTERNOON. WAVE DETAIL: E 3 FT AT 9 SECONDS, BECOMING
NE 4 FT AT 7 SECONDS.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 7 SECONDS.
WED
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
THU
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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