402
FZUS52 KCHS 061351
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
951 AM EDT MON APR 6 2026
SOUTH SANTEE RIVER SC TO SAVANNAH GA OUT 20 NM AND SAVANNAH GA TO
ALTAMAHA SOUND GA OUT 60 NM, INCLUDING CHARLESTON HARBOR AND
GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-070400-
951 AM EDT MON APR 6 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
HIGH PRESSURE WILL BUILD FROM THE NORTH AND WEST THROUGHOUT THE
WEEK, WITH STRONG NORTHEAST WINDS AND BUILDING SEAS THROUGH MID
WEEK, DECREASING INTO THE END OF THE WEEK.
AMZ330-070400-
CHARLESTON HARBOR-
951 AM EDT MON APR 6 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, DIMINISHING TO
10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
TONIGHT
NE WINDS 5 TO 10 KT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, INCREASING
TO 15 TO 20 KT WITH GUSTS TO 30 KT AFTER MIDNIGHT. WAVES 1 TO
2 FT.
WED
NE WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 2 TO 3 FT.
A SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
WED NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 1 TO
2 FT. A SLIGHT CHANCE OF SHOWERS.
THU
NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF
SHOWERS.
THU NIGHT
NE WINDS 10 TO 15 KT. A SLIGHT CHANCE OF SHOWERS.
FRI
NE WINDS 10 KT.
FRI NIGHT
NE WINDS 5 TO 10 KT.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 68 DEGREES.
AMZ350-070400-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
951 AM EDT MON APR 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH LATE
WEDNESDAY NIGHT...
TODAY
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT, DIMINISHING TO
15 TO 20 KT WITH GUSTS TO 25 KT THIS AFTERNOON. SEAS 4 TO 5 FT.
WAVE DETAIL: NE 4 FT AT 5 SECONDS AND SE 4 FT AT 9 SECONDS. A
SLIGHT CHANCE OF SHOWERS EARLY THIS MORNING.
TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT, SUBSIDING TO 3 TO 4 FT AFTER MIDNIGHT. WAVE DETAIL: NE 4 FT
AT 7 SECONDS AND SE 2 FT AT 9 SECONDS, BECOMING NE 3 FT AT
7 SECONDS AND SE 3 FT AT 9 SECONDS.
TUE
NE WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. SEAS 4 TO 5 FT, BUILDING TO 4 TO 6 FT IN THE
AFTERNOON. WAVE DETAIL: NE 3 FT AT 8 SECONDS AND SE 3 FT AT
9 SECONDS, BECOMING E 6 FT AT 8 SECONDS AND NE 4 FT AT 5 SECONDS.
TUE NIGHT
NE WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT
AFTER MIDNIGHT. SEAS 5 TO 6 FT, BUILDING TO 6 TO 8 FT AFTER
MIDNIGHT. WAVE DETAIL: E 6 FT AT 8 SECONDS, BECOMING E 8 FT AT
7 SECONDS.
WED
NE WINDS 25 TO 30 KT WITH GUSTS TO 40 KT. SEAS 8 TO 10 FT,
BUILDING TO 9 TO 12 FT IN THE AFTERNOON. WAVE DETAIL: E 10 FT AT
8 SECONDS, BECOMING E 11 FT AT 9 SECONDS. A SLIGHT CHANCE OF
SHOWERS IN THE AFTERNOON.
WED NIGHT
NE WINDS 25 TO 30 KT WITH GUSTS TO 40 KT. SEAS 9 TO
12 FT. WAVE DETAIL: E 11 FT AT 9 SECONDS. A CHANCE OF SHOWERS.
THU
NE WINDS 25 KT. SEAS 9 TO 11 FT. A CHANCE OF SHOWERS.
THU NIGHT
NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. A CHANCE OF
SHOWERS.
FRI
NE WINDS 15 TO 20 KT. SEAS 7 TO 9 FT. A SLIGHT CHANCE OF
SHOWERS.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
AMZ352-070400-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
951 AM EDT MON APR 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH LATE
WEDNESDAY NIGHT...
TODAY
NE WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT THIS
AFTERNOON. SEAS 4 TO 5 FT, BUILDING TO 4 TO 6 FT THIS AFTERNOON.
WAVE DETAIL: NE 4 FT AT 4 SECONDS AND SE 4 FT AT 9 SECONDS,
BECOMING NE 5 FT AT 6 SECONDS AND SE 3 FT AT 9 SECONDS. A SLIGHT
CHANCE OF SHOWERS THIS MORNING.
TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: E 5 FT AT 8 SECONDS AND SE 2 FT AT 9 SECONDS.
TUE
NE WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT, BUILDING TO 5 TO 7 FT IN THE
AFTERNOON. WAVE DETAIL: E 5 FT AT 8 SECONDS AND SE 3 FT AT
9 SECONDS, BECOMING E 7 FT AT 8 SECONDS AND E 3 FT AT 8 SECONDS.
TUE NIGHT
NE WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT
AFTER MIDNIGHT. SEAS 5 TO 7 FT, BUILDING TO 7 TO 9 FT AFTER
MIDNIGHT. WAVE DETAIL: E 7 FT AT 8 SECONDS, BECOMING E 9 FT AT
8 SECONDS.
WED
NE WINDS 30 KT WITH GUSTS TO 40 KT. SEAS 9 TO 11 FT,
BUILDING TO 9 TO 12 FT IN THE AFTERNOON. WAVE DETAIL: E 11 FT AT
8 SECONDS, BECOMING E 12 FT AT 9 SECONDS. A SLIGHT CHANCE OF
SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE
AFTERNOON.
WED NIGHT
NE WINDS 25 TO 30 KT WITH GUSTS TO 40 KT. SEAS 9 TO
12 FT. WAVE DETAIL: E 12 FT AT 10 SECONDS. A CHANCE OF SHOWERS.
THU
NE WINDS 25 KT. SEAS 9 TO 12 FT. A CHANCE OF SHOWERS.
THU NIGHT
NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. A SLIGHT
CHANCE OF SHOWERS.
FRI
NE WINDS 15 TO 20 KT. SEAS 7 TO 9 FT. A SLIGHT CHANCE OF
SHOWERS.
FRI NIGHT
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
AMZ354-070400-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
951 AM EDT MON APR 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH LATE
WEDNESDAY NIGHT...
TODAY
NE WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT LATE.
SEAS 4 TO 5 FT, BUILDING TO 4 TO 6 FT THIS AFTERNOON. WAVE
DETAIL: NE 4 FT AT 4 SECONDS AND SE 4 FT AT 9 SECONDS, BECOMING
NE 4 FT AT 5 SECONDS AND SE 3 FT AT 9 SECONDS. A SLIGHT CHANCE OF
SHOWERS EARLY THIS MORNING, THEN A CHANCE OF SHOWERS LATE THIS
MORNING AND EARLY AFTERNOON. A SLIGHT CHANCE OF SHOWERS LATE.
TONIGHT
NE WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E
5 FT AT 7 SECONDS AND SE 2 FT AT 9 SECONDS. A SLIGHT CHANCE OF
SHOWERS.
TUE
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 4 TO 6 FT,
BUILDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: NE 5 FT AT
7 SECONDS AND SE 2 FT AT 9 SECONDS, BECOMING E 7 FT AT 7 SECONDS
AND SE 2 FT AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS.
TUE NIGHT
NE WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT
AFTER MIDNIGHT. SEAS 6 TO 8 FT, BUILDING TO 7 TO 9 FT AFTER
MIDNIGHT. WAVE DETAIL: E 8 FT AT 8 SECONDS, BECOMING E 9 FT AT
8 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
NE WINDS 30 KT WITH GUSTS TO 40 KT. SEAS 9 TO 11 FT,
BUILDING TO 9 TO 12 FT IN THE AFTERNOON. WAVE DETAIL: E 11 FT AT
8 SECONDS, BECOMING E 12 FT AT 9 SECONDS. A CHANCE OF SHOWERS.
WED NIGHT
NE WINDS 25 TO 30 KT WITH GUSTS TO 40 KT. SEAS 10 TO
13 FT. WAVE DETAIL: E 13 FT AT 10 SECONDS. A CHANCE OF SHOWERS.
THU
NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
THU NIGHT
NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. A SLIGHT
CHANCE OF SHOWERS.
FRI
NE WINDS 20 KT. SEAS 7 TO 9 FT. A SLIGHT CHANCE OF
SHOWERS.
FRI NIGHT
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-070400-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
951 AM EDT MON APR 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH LATE
WEDNESDAY NIGHT...
TODAY
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 4 TO
6 FT, BUILDING TO 6 TO 8 FT THIS AFTERNOON. WAVE DETAIL: NE 5 FT
AT 4 SECONDS AND SE 4 FT AT 9 SECONDS, BECOMING NE 7 FT AT
6 SECONDS AND SE 4 FT AT 9 SECONDS. A CHANCE OF SHOWERS LATE THIS
MORNING. SHOWERS LIKELY EARLY THIS AFTERNOON, THEN A CHANCE OF
SHOWERS LATE.
TONIGHT
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 6 TO
7 FT, SUBSIDING TO 5 TO 7 FT AFTER MIDNIGHT. WAVE DETAIL: NE 6 FT
AT 7 SECONDS AND SE 3 FT AT 9 SECONDS. A CHANCE OF SHOWERS.
TUE
NE WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. SEAS 6 TO 8 FT,
BUILDING TO 8 TO 10 FT IN THE AFTERNOON. WAVE DETAIL: NE 7 FT AT
7 SECONDS AND SE 3 FT AT 9 SECONDS, BECOMING NE 10 FT AT
8 SECONDS. A CHANCE OF SHOWERS, MAINLY IN THE MORNING.
TUE NIGHT
NE WINDS 25 TO 30 KT WITH GUSTS TO 40 KT. SEAS 9 TO
11 FT, BUILDING TO 9 TO 12 FT AFTER MIDNIGHT. WAVE DETAIL: NE
10 FT AT 8 SECONDS, BECOMING NE 11 FT AT 8 SECONDS. A SLIGHT
CHANCE OF SHOWERS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT.
WED
NE WINDS 30 KT WITH GUSTS TO 40 KT. SEAS 10 TO 14 FT,
BUILDING TO 12 TO 16 FT IN THE AFTERNOON. WAVE DETAIL: E 14 FT AT
9 SECONDS, BECOMING E 15 FT AT 10 SECONDS. A CHANCE OF SHOWERS. A
SLIGHT CHANCE OF TSTMS IN THE AFTERNOON.
WED NIGHT
E WINDS 25 TO 30 KT WITH GUSTS TO 40 KT. SEAS 13 TO
16 FT, SUBSIDING TO 12 TO 15 FT AFTER MIDNIGHT. WAVE DETAIL: E
15 FT AT 10 SECONDS, BECOMING E 15 FT AT 11 SECONDS. A CHANCE OF
SHOWERS.
THU
E WINDS 25 KT. SEAS 11 TO 14 FT. A CHANCE OF SHOWERS WITH
A SLIGHT CHANCE OF TSTMS.
THU NIGHT
NE WINDS 20 TO 25 KT. SEAS 9 TO 12 FT. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
FRI
NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. A SLIGHT CHANCE OF
SHOWERS.
FRI NIGHT
NE WINDS 15 TO 20 KT. SEAS 8 TO 10 FT. A SLIGHT
CHANCE OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page