475
FZUS52 KCHS 290404
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
1204 AM EDT WED OCT 29 2025
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
AMZ300-291700-
1204 AM EDT WED OCT 29 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A COLD FRONT WILL MOVE THROUGH WEDNESDAY NIGHT, FOLLOWED BY HIGH
PRESSURE THROUGH THE WEEKEND. A LOW PRESSURE SYSTEM COULD IMPACT
THE AREA EARLY NEXT WEEK.
AMZ330-291700-
CHARLESTON HARBOR-
1204 AM EDT WED OCT 29 2025
REST OF TONIGHT
N WINDS 10 KT.
WED
NE WINDS 5 TO 10 KT.
WED NIGHT
E WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH
GUSTS TO 20 KT AFTER MIDNIGHT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
THU
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT.
FRI
W WINDS 10 KT.
FRI NIGHT
W WINDS 5 TO 10 KT.
SAT
W WINDS 5 TO 10 KT.
SAT NIGHT
W WINDS 5 TO 10 KT.
SUN
NE WINDS 5 TO 10 KT.
SUN NIGHT
NE WINDS 5 TO 10 KT.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 66 DEGREES.
AMZ350-291700-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
1204 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
REST OF TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS
6 TO 8 FT. WAVE DETAIL: E 7 FT AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS.
WED
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 6 TO 8 FT. WAVE DETAIL: E 7 FT AT 11 SECONDS AND
E 6 FT AT 8 SECONDS.
WED NIGHT
E WINDS 10 TO 15 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. SEAS 5 TO 6 FT. WAVE DETAIL: E 6 FT AT 11 SECONDS AND
SW 4 FT AT 5 SECONDS. A SLIGHT CHANCE OF SHOWERS. A SLIGHT CHANCE
OF TSTMS AFTER MIDNIGHT.
THU
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 6 FT,
SUBSIDING TO 4 TO 5 FT IN THE AFTERNOON. WAVE DETAIL: SW 4 FT AT
5 SECONDS AND E 4 FT AT 11 SECONDS, BECOMING SW 4 FT AT 6 SECONDS
AND E 3 FT AT 10 SECONDS.
THU NIGHT
W WINDS 20 TO 25 KT. SEAS 4 TO 6 FT, BUILDING TO
5 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND E
2 FT AT 10 SECONDS, BECOMING W 5 FT AT 6 SECONDS AND E 3 FT AT
13 SECONDS.
FRI
NW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT, SUBSIDING TO 4 TO 5 FT IN THE
AFTERNOON. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 4 FT AT
13 SECONDS, BECOMING SE 4 FT AT 12 SECONDS AND W 3 FT AT
5 SECONDS.
FRI NIGHT
W WINDS 5 TO 10 KT. SEAS 4 TO 5 FT, SUBSIDING TO
3 TO 4 FT AFTER MIDNIGHT.
SAT
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SAT NIGHT
W WINDS 5 KT. SEAS 2 TO 3 FT.
SUN
NE WINDS 5 TO 10 KT. SEAS 2 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-291700-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
1204 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF TONIGHT
N WINDS 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
6 FT. WAVE DETAIL: E 6 FT AT 8 SECONDS.
WED
NE WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT, SUBSIDING TO 4 TO 5 FT IN THE
AFTERNOON. WAVE DETAIL: E 5 FT AT 8 SECONDS, BECOMING E 5 FT AT
9 SECONDS.
WED NIGHT
SE WINDS 15 TO 20 KT, BECOMING W 20 TO 25 KT AFTER
MIDNIGHT. SEAS 4 TO 5 FT, BUILDING TO 4 TO 6 FT AFTER MIDNIGHT.
WAVE DETAIL: E 5 FT AT 9 SECONDS, BECOMING SW 4 FT AT 5 SECONDS
AND E 4 FT AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT.
THU
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 6 FT,
SUBSIDING TO 4 TO 5 FT IN THE AFTERNOON. WAVE DETAIL: W 4 FT AT
5 SECONDS AND E 3 FT AT 9 SECONDS, BECOMING W 4 FT AT 5 SECONDS
AND E 3 FT AT 10 SECONDS.
THU NIGHT
W WINDS 20 TO 25 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 4 TO 5 FT. WAVE DETAIL: W 5 FT AT 5 SECONDS AND E
2 FT AT 10 SECONDS.
FRI
NW WINDS 15 TO 20 KT, BECOMING W 10 KT IN THE AFTERNOON.
SEAS 4 TO 5 FT, SUBSIDING TO 3 TO 4 FT IN THE AFTERNOON. WAVE
DETAIL: NW 4 FT AT 4 SECONDS AND SE 3 FT AT 13 SECONDS, BECOMING
W 3 FT AT 4 SECONDS AND SE 3 FT AT 12 SECONDS.
FRI NIGHT
W WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SAT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SAT NIGHT
SE WINDS 5 KT. SEAS 2 TO 3 FT.
SUN
NE WINDS 5 TO 10 KT. SEAS 2 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 FT.
AMZ354-291700-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
1204 AM EDT WED OCT 29 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF TONIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE
DETAIL: E 5 FT AT 8 SECONDS.
WED
N WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. SEAS
4 TO 5 FT. WAVE DETAIL: E 5 FT AT 8 SECONDS.
WED NIGHT
S WINDS 15 TO 20 KT, BECOMING W AFTER MIDNIGHT. SEAS
4 TO 5 FT, BUILDING TO 5 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: E
4 FT AT 9 SECONDS AND S 3 FT AT 3 SECONDS, BECOMING SW 4 FT AT
4 SECONDS AND E 4 FT AT 11 SECONDS. A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT.
THU
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 6 FT,
SUBSIDING TO 4 TO 5 FT IN THE AFTERNOON. WAVE DETAIL: W 4 FT AT
4 SECONDS AND E 4 FT AT 11 SECONDS, BECOMING W 4 FT AT 4 SECONDS
AND E 3 FT AT 11 SECONDS.
THU NIGHT
W WINDS 20 TO 25 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 4 TO 5 FT. WAVE DETAIL: W 4 FT AT 4 SECONDS AND E
3 FT AT 11 SECONDS.
FRI
NW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT IN THE
AFTERNOON. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO 4 FT IN THE
AFTERNOON. WAVE DETAIL: NW 4 FT AT 4 SECONDS AND E 3 FT AT
12 SECONDS, BECOMING W 3 FT AT 4 SECONDS AND SE 3 FT AT
12 SECONDS.
FRI NIGHT
W WINDS 10 KT. SEAS 3 TO 4 FT.
SAT
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SAT NIGHT
E WINDS 5 KT. SEAS 2 FT.
SUN
NE WINDS 5 TO 10 KT. SEAS 2 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 FT.
AMZ374-291700-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
1204 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
REST OF TONIGHT
N WINDS 15 KT WITH GUSTS TO 20 KT. SEAS 5 TO
7 FT. WAVE DETAIL: NE 6 FT AT 8 SECONDS.
WED
N WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT IN THE
AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: NE 6 FT AT 8 SECONDS.
WED NIGHT
S WINDS 15 TO 20 KT, BECOMING W 20 TO 25 KT AFTER
MIDNIGHT. SEAS 5 TO 7 FT, BUILDING TO 6 TO 8 FT AFTER MIDNIGHT.
WAVE DETAIL: E 6 FT AT 11 SECONDS AND E 5 FT AT 8 SECONDS,
BECOMING E 6 FT AT 11 SECONDS AND W 5 FT AT 5 SECONDS.
THU
W WINDS 20 KT WITH GUSTS TO 25 KT. SEAS 6 TO 8 FT,
SUBSIDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: W 6 FT AT
5 SECONDS AND E 5 FT AT 11 SECONDS, BECOMING W 5 FT AT 5 SECONDS
AND E 4 FT AT 11 SECONDS.
THU NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 5 TO
7 FT, BUILDING TO 6 TO 7 FT AFTER MIDNIGHT. WAVE DETAIL: W 6 FT
AT 5 SECONDS AND E 4 FT AT 11 SECONDS, BECOMING W 6 FT AT
5 SECONDS AND E 4 FT AT 12 SECONDS.
FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, BECOMING W 10 TO
15 KT IN THE AFTERNOON. SEAS 5 TO 7 FT, SUBSIDING TO 4 TO 6 FT IN
THE AFTERNOON. WAVE DETAIL: NW 5 FT AT 5 SECONDS AND SE 4 FT AT
12 SECONDS, BECOMING NW 4 FT AT 5 SECONDS AND SE 4 FT AT
11 SECONDS.
FRI NIGHT
W WINDS 10 KT. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO
4 FT AFTER MIDNIGHT.
SAT
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SAT NIGHT
NE WINDS 5 KT. SEAS 2 TO 3 FT.
SUN
NE WINDS 5 TO 10 KT. SEAS 2 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
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