401
FZUS52 KCHS 240939
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
539 AM EDT FRI JUL 24 2026
SOUTH SANTEE RIVER SC TO ALTAMAHA SOUND GA OUT 60 NM, INCLUDING
CHARLESTON HARBOR AND GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-242300-
539 AM EDT FRI JUL 24 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A COLD FRONT WILL SLOWLY APPROACH THE REGION THROUGHOUT THE DAY,
POSSIBLY BECOMING STATIONARY ALONG THE COAST THROUGH THIS
WEEKEND.
AMZ340-242300-
CHARLESTON HARBOR-
539 AM EDT FRI JUL 24 2026
TODAY
SW WINDS 5 KT, BECOMING S THIS AFTERNOON. A CHANCE OF
SHOWERS AND TSTMS THIS AFTERNOON.
TONIGHT
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS,
MAINLY IN THE EVENING.
SAT
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS IN THE
MORNING, THEN SHOWERS WITH TSTMS LIKELY IN THE AFTERNOON.
SAT NIGHT
W WINDS 5 KT. SHOWERS WITH TSTMS LIKELY IN THE
EVENING, THEN SHOWERS LIKELY WITH A CHANCE OF TSTMS AFTER
MIDNIGHT.
SUN
N WINDS 5 KT, BECOMING E IN THE AFTERNOON. A CHANCE OF
TSTMS. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY IN
THE AFTERNOON.
SUN NIGHT
S WINDS 5 KT. A CHANCE OF TSTMS. SHOWERS LIKELY,
MAINLY IN THE EVENING.
MON
E WINDS 5 TO 10 KT.
MON NIGHT
S WINDS 5 TO 10 KT.
TUE
SW WINDS 10 TO 15 KT.
TUE NIGHT
SW WINDS 10 KT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 87 DEGREES.
AMZ360-242300-
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT
20 NM-
539 AM EDT FRI JUL 24 2026
TODAY
SW WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS AND SW 2 FT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS THIS AFTERNOON.
TONIGHT
SW WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS AND SW 1 FOOT AT 3 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS.
SAT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS. A CHANCE OF SHOWERS AND TSTMS.
SAT NIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND SW 1 FOOT AT 4 SECONDS. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
SUN
N WINDS 10 KT, BECOMING E IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND W 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS AND TSTMS.
SUN NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
2 FT AT 8 SECONDS AND SW 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS
AND TSTMS.
MON
E WINDS 5 TO 10 KT. SEAS 2 FT.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 FT.
TUE
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
TUE NIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ362-242300-
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
539 AM EDT FRI JUL 24 2026
TODAY
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND SW 1 FOOT AT 4 SECONDS.
TONIGHT
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS.
SAT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND
SW 2 FT AT 3 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
MORNING, THEN A CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON.
SAT NIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS. A CHANCE OF TSTMS. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
SUN
NW WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND SE 2 FT AT
8 SECONDS. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SUN NIGHT
S WINDS 5 KT. SEAS 2 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
E WINDS 5 TO 10 KT. SEAS 2 FT.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 FT.
TUE
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
TUE NIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ364-242300-
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM,
INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY-
539 AM EDT FRI JUL 24 2026
TODAY
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT LATE. SEAS
2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS.
SAT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS. A CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON.
SAT NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
2 FT AT 8 SECONDS. A CHANCE OF TSTMS. A CHANCE OF SHOWERS.
SUN
NW WINDS 10 KT, BECOMING NE IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND W 1 FOOT AT
2 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS IN
THE MORNING, THEN SHOWERS LIKELY WITH A CHANCE OF TSTMS IN THE
AFTERNOON.
SUN NIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS. A CHANCE OF TSTMS.
SHOWERS LIKELY, MAINLY IN THE EVENING.
MON
NE WINDS 5 TO 10 KT. SEAS 2 FT.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 FT.
TUE
SW WINDS 10 TO 15 KT. SEAS 2 FT.
TUE NIGHT
SW WINDS 15 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ380-242300-
WATERS FROM SOUTH SANTEE RIVER SC TO EDISTO BEACH SC EXTENDING
FROM 20 TO 60 NM-
539 AM EDT FRI JUL 24 2026
TODAY
SW WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS AND SW 1 FOOT AT 4 SECONDS.
TONIGHT
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS AND SW 1 FOOT AT 3 SECONDS.
SAT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS AND SW 2 FT AT 3 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
SAT NIGHT
W WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS AND SW 2 FT AT 4 SECONDS. A CHANCE OF TSTMS. SHOWERS.
SUN
NW WINDS 10 KT, BECOMING NE IN THE AFTERNOON. SEAS 3 FT.
WAVE DETAIL: E 3 FT AT 8 SECONDS AND W 2 FT AT 4 SECONDS. SHOWERS
WITH A CHANCE OF TSTMS IN THE MORNING, THEN A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS IN THE AFTERNOON.
SUN NIGHT
SE WINDS 5 KT. 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
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 FT.
TUE
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
TUE NIGHT
SW WINDS 15 TO 20 KT. SEAS 4 TO 5 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ382-242300-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA EXTENDING FROM 20 TO
60 NM-
539 AM EDT FRI JUL 24 2026
TODAY
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS.
TONIGHT
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS.
SAT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS AND SW 2 FT AT 3 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS IN THE AFTERNOON.
SAT NIGHT
W WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS AND SW 2 FT AT 3 SECONDS. A CHANCE OF TSTMS. SHOWERS.
SUN
NW WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND W
2 FT AT 3 SECONDS. SHOWERS WITH A CHANCE OF TSTMS IN THE MORNING,
THEN SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS IN THE
AFTERNOON.
SUN NIGHT
S WINDS 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS AND W 1 FOOT AT 4 SECONDS. A CHANCE OF TSTMS. A
CHANCE OF SHOWERS, MAINLY IN THE EVENING.
MON
NE WINDS 5 KT. SEAS 2 TO 3 FT.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 FT.
TUE
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
TUE NIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ384-242300-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO
60 NM-
539 AM EDT FRI JUL 24 2026
TODAY
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS.
TONIGHT
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS.
SAT
SW WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON.
SAT NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND SW 2 FT AT 3 SECONDS. A CHANCE OF SHOWERS
AND TSTMS.
SUN
NW WINDS 10 KT, BECOMING N IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND SE 2 FT AT 8 SECONDS.
A CHANCE OF TSTMS. SHOWERS LIKELY, MAINLY IN THE MORNING.
SUN NIGHT
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND NW 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS AND TSTMS.
MON
NE WINDS 5 KT. SEAS 2 FT.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 FT.
TUE
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
TUE NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page