044
FZUS52 KCHS 020939
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
539 AM EDT SAT MAY 2 2026
SOUTH SANTEE RIVER SC TO ALTAMAHA SOUND GA OUT 60 NM, INCLUDING
CHARLESTON HARBOR AND GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-022300-
539 AM EDT SAT MAY 2 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
LOW PRESSURE WILL MOVE AWAY FROM THE COAST LATER TODAY. HIGH
PRESSURE WILL THEN PREVAIL INTO EARLY NEXT WEEK. A COLD FRONT
WILL MOVE THROUGH ON THURSDAY.
AMZ340-022300-
CHARLESTON HARBOR-
539 AM EDT SAT MAY 2 2026
TODAY
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT, INCREASING TO
15 TO 20 KT WITH GUSTS TO 25 KT LATE. WAVES 1 TO 2 FT. SHOWERS
WITH A SLIGHT CHANCE OF TSTMS UNTIL LATE AFTERNOON, THEN SHOWERS
LIKELY LATE.
TONIGHT
N WINDS 10 TO 15 KT. A CHANCE OF SHOWERS IN THE
EVENING.
SUN
N WINDS 10 KT, BECOMING E IN THE AFTERNOON.
SUN NIGHT
S WINDS 10 KT, DIMINISHING TO 5 KT AFTER MIDNIGHT.
MON
SW WINDS 5 KT, BECOMING S 10 TO 15 KT IN THE AFTERNOON.
MON NIGHT
S WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT.
TUE
S WINDS 10 TO 15 KT.
TUE NIGHT
S WINDS 10 TO 15 KT.
WED
S WINDS 5 TO 10 KT.
WED NIGHT
S WINDS 10 TO 15 KT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
AMZ360-022300-
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT
20 NM-
539 AM EDT SAT MAY 2 2026
TODAY
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, INCREASING TO
15 TO 20 KT WITH GUSTS TO 25 KT THIS AFTERNOON. SEAS 2 TO 3 FT,
BUILDING TO 3 TO 4 FT THIS AFTERNOON. WAVE DETAIL: E 3 FT AT
5 SECONDS AND E 1 FOOT AT 10 SECONDS, BECOMING NE 4 FT AT
5 SECONDS AND E 1 FOOT AT 10 SECONDS. SHOWERS WITH A SLIGHT
CHANCE OF TSTMS UNTIL LATE AFTERNOON, THEN SHOWERS LATE.
TONIGHT
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: NE 4 FT AT 5 SECONDS AND S
1 FOOT AT 6 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN
N WINDS 10 TO 15 KT, BECOMING E 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS AND
E 3 FT AT 9 SECONDS.
SUN NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 9 SECONDS AND SE 1 FOOT AT 7 SECONDS.
MON
SW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
7 SECONDS AND S 1 FOOT AT 2 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
2 FT AT 3 SECONDS AND SE 2 FT AT 6 SECONDS.
TUE
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WED
S WINDS 10 TO 15 KT. SEAS 3 FT.
WED NIGHT
S WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ362-022300-
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
539 AM EDT SAT MAY 2 2026
TODAY
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, INCREASING TO
15 TO 20 KT WITH GUSTS TO 25 KT THIS AFTERNOON. SEAS 2 TO 3 FT,
BUILDING TO 3 TO 4 FT THIS AFTERNOON. WAVE DETAIL: NE 2 FT AT
3 SECONDS AND E 1 FOOT AT 11 SECONDS, BECOMING NE 3 FT AT
4 SECONDS AND E 1 FOOT AT 10 SECONDS. SHOWERS WITH A SLIGHT
CHANCE OF TSTMS UNTIL LATE AFTERNOON, THEN A CHANCE OF SHOWERS
LATE.
TONIGHT
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: NE 3 FT AT 5 SECONDS AND S
1 FOOT AT 6 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN
N WINDS 10 TO 15 KT, BECOMING E 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS AND
E 3 FT AT 9 SECONDS.
SUN NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS.
MON
S WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
8 SECONDS AND SE 1 FOOT AT 7 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 7 SECONDS AND S 1 FOOT AT 3 SECONDS.
TUE
S WINDS 5 TO 10 KT. SEAS 2 FT.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WED
S WINDS 10 TO 15 KT. SEAS 3 FT.
WED NIGHT
S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ364-022300-
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM,
INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY-
539 AM EDT SAT MAY 2 2026
TODAY
N WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: NE 3 FT AT 4 SECONDS AND E 1 FOOT AT
11 SECONDS. SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
TONIGHT
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: NE 3 FT AT 5 SECONDS AND S
1 FOOT AT 5 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN
N WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS AND
SE 1 FOOT AT 6 SECONDS.
SUN NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS.
MON
NE WINDS 5 KT, BECOMING SE IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: NE 2 FT AT 8 SECONDS.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
2 FT AT 8 SECONDS AND SE 1 FOOT AT 2 SECONDS.
TUE
SE WINDS 5 TO 10 KT. SEAS 2 FT.
TUE NIGHT
SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WED
S WINDS 10 TO 15 KT. SEAS 3 FT.
WED NIGHT
S WINDS 15 TO 20 KT. SEAS 4 TO 5 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ380-022300-
WATERS FROM SOUTH SANTEE RIVER SC TO EDISTO BEACH SC EXTENDING
FROM 20 TO 60 NM-
539 AM EDT SAT MAY 2 2026
TODAY
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, INCREASING TO
15 TO 20 KT WITH GUSTS TO 25 KT THIS AFTERNOON. SEAS 3 FT,
BUILDING TO 4 TO 5 FT THIS AFTERNOON. WAVE DETAIL: NE 3 FT AT
5 SECONDS AND E 3 FT AT 10 SECONDS, BECOMING NE 5 FT AT 5 SECONDS
AND E 3 FT AT 10 SECONDS. SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 5 TO
6 FT, SUBSIDING TO 4 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: NE 5 FT
AT 6 SECONDS AND E 2 FT AT 10 SECONDS, BECOMING NE 5 FT AT
6 SECONDS AND NE 5 FT AT 10 SECONDS. A CHANCE OF SHOWERS IN THE
EVENING.
SUN
N WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: NE 5 FT
AT 8 SECONDS AND S 1 FOOT AT 7 SECONDS.
SUN NIGHT
S WINDS 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE 3 FT
AT 8 SECONDS AND SE 1 FOOT AT 7 SECONDS.
MON
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT
7 SECONDS.
MON NIGHT
S WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT
AT 6 SECONDS AND E 2 FT AT 9 SECONDS.
TUE
S WINDS 5 TO 10 KT. SEAS 3 FT.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 3 FT.
WED
S WINDS 10 TO 15 KT. SEAS 3 FT.
WED NIGHT
S WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ382-022300-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA EXTENDING FROM 20 TO
60 NM-
539 AM EDT SAT MAY 2 2026
TODAY
N WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT WITH GUSTS
TO 25 KT. SEAS 2 TO 3 FT, BUILDING TO 4 TO 5 FT THIS AFTERNOON.
WAVE DETAIL: NE 3 FT AT 6 SECONDS AND E 2 FT AT 11 SECONDS,
BECOMING NE 5 FT AT 6 SECONDS AND E 2 FT AT 10 SECONDS. SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
6 FT, SUBSIDING TO 4 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: NE 5 FT
AT 6 SECONDS AND S 1 FOOT AT 6 SECONDS. A CHANCE OF SHOWERS WITH
A SLIGHT CHANCE OF TSTMS IN THE EVENING.
SUN
N WINDS 15 TO 20 KT, BECOMING NE 10 TO 15 KT IN THE
AFTERNOON. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO 4 FT IN THE
AFTERNOON. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND NE 4 FT AT
10 SECONDS, BECOMING NE 4 FT AT 8 SECONDS AND SE 1 FOOT AT
6 SECONDS.
SUN NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 7 SECONDS.
MON
SE WINDS 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT
7 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
2 FT AT 7 SECONDS.
TUE
SE WINDS 5 TO 10 KT. SEAS 3 FT.
TUE NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT
S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ384-022300-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO
60 NM-
539 AM EDT SAT MAY 2 2026
TODAY
N WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT. SEAS 2 TO
3 FT, BUILDING TO 3 TO 4 FT THIS AFTERNOON. WAVE DETAIL: NE 2 FT
AT 3 SECONDS AND NE 2 FT AT 11 SECONDS, BECOMING NE 3 FT AT
5 SECONDS AND E 2 FT AT 10 SECONDS. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF TSTMS EARLY THIS MORNING, THEN SHOWERS WITH A
CHANCE OF TSTMS LATE THIS MORNING.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: NE 5 FT AT 6 SECONDS AND E 2 FT AT 10 SECONDS.
A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS IN THE EVENING.
SUN
NE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO
4 FT IN THE AFTERNOON. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND SE
1 FOOT AT 6 SECONDS, BECOMING NE 4 FT AT 6 SECONDS AND E 4 FT AT
9 SECONDS.
SUN NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE
4 FT AT 9 SECONDS.
MON
E WINDS 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT
8 SECONDS.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS.
TUE
SE WINDS 5 TO 10 KT. SEAS 3 FT.
TUE NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT
S WINDS 15 TO 20 KT. SEAS 4 TO 5 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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