234
FZUS52 KCHS 111120
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
620 AM EST SUN JAN 11 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
AMZ300-120100-
620 AM EST SUN JAN 11 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A COLD FRONT WILL PUSH OFFSHORE EARLY THIS MORNING. HIGH PRESSURE
THEN BUILDS INTO THE AREA THROUGH TUESDAY, FOLLOWED BY ANOTHER
COLD FRONT WEDNESDAY NIGHT. HIGH PRESSURE WILL REBUILD LATE IN
THE WEEK.
AMZ330-120100-
CHARLESTON HARBOR-
620 AM EST SUN JAN 11 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
W WINDS 10 TO 15 KT. GUSTS TO 25 KT. A CHANCE OF SHOWERS
EARLY THIS MORNING, THEN A SLIGHT CHANCE OF SHOWERS LATE THIS
MORNING.
TONIGHT
N WINDS 15 KT WITH GUSTS TO 20 KT, DIMINISHING TO
10 KT AFTER MIDNIGHT.
MON
N WINDS 10 KT, BECOMING NE IN THE AFTERNOON.
MON NIGHT
NW WINDS 5 KT.
TUE
NW WINDS 5 KT, BECOMING SW IN THE AFTERNOON.
TUE NIGHT
SW WINDS 5 KT.
WED
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS.
WED NIGHT
W WINDS 10 KT. A SLIGHT CHANCE OF SHOWERS.
THU
W WINDS 10 TO 15 KT. A SLIGHT CHANCE OF SHOWERS.
THU NIGHT
W WINDS 10 TO 15 KT.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 57 DEGREES.
AMZ350-120100-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
620 AM EST SUN JAN 11 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TODAY
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, BECOMING NW
20 TO 25 KT WITH GUSTS TO 30 KT LATE. SEAS 3 TO 4 FT. WAVE
DETAIL: W 4 FT AT 5 SECONDS AND SE 3 FT AT 6 SECONDS. A CHANCE OF
SHOWERS THIS MORNING.
TONIGHT
N WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT AFTER
MIDNIGHT. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO 4 FT AFTER MIDNIGHT.
WAVE DETAIL: NW 4 FT AT 4 SECONDS AND E 2 FT AT 7 SECONDS,
BECOMING N 4 FT AT 5 SECONDS.
MON
N WINDS 15 TO 20 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT, SUBSIDING TO 2 TO 3 FT IN THE
AFTERNOON. WAVE DETAIL: NE 4 FT AT 5 SECONDS, BECOMING NE 3 FT AT
6 SECONDS.
MON NIGHT
N WINDS 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT
AT 6 SECONDS.
TUE
N WINDS 5 KT, BECOMING W IN THE AFTERNOON. SEAS 2 FT. WAVE
DETAIL: E 2 FT AT 7 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 7 SECONDS AND SW 1 FOOT AT 3 SECONDS.
WED
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
WED NIGHT
W WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS.
THU
W WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. A SLIGHT
CHANCE OF SHOWERS.
AMZ352-120100-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
620 AM EST SUN JAN 11 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TODAY
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, BECOMING NW
20 TO 25 KT WITH GUSTS TO 30 KT LATE. SEAS 3 TO 4 FT. WAVE
DETAIL: NW 4 FT AT 4 SECONDS AND SE 2 FT AT 5 SECONDS. A SLIGHT
CHANCE OF SHOWERS EARLY THIS MORNING, THEN A CHANCE OF SHOWERS
LATE THIS MORNING.
TONIGHT
N WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW
4 FT AT 4 SECONDS AND NE 4 FT AT 7 SECONDS.
MON
NE WINDS 15 TO 20 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT, SUBSIDING TO 2 TO 3 FT IN THE
AFTERNOON. WAVE DETAIL: NE 4 FT AT 5 SECONDS, BECOMING NE 3 FT AT
5 SECONDS.
MON NIGHT
N WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: NE 2 FT AT
6 SECONDS.
TUE
VARIABLE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
7 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
WED NIGHT
W WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS.
THU
W WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS.
THU NIGHT
NW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.
AMZ354-120100-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
620 AM EST SUN JAN 11 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TODAY
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, BECOMING NW
15 TO 20 KT WITH GUSTS TO 25 KT LATE THIS MORNING AND EARLY
AFTERNOON, THEN INCREASING TO 20 TO 25 KT WITH GUSTS TO 30 KT
LATE. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT THIS AFTERNOON. WAVE
DETAIL: W 2 FT AT 4 SECONDS AND SE 2 FT AT 5 SECONDS, BECOMING NW
3 FT AT 4 SECONDS AND SE 1 FOOT AT 7 SECONDS. A SLIGHT CHANCE OF
SHOWERS EARLY THIS MORNING, THEN A CHANCE OF SHOWERS LATE THIS
MORNING.
TONIGHT
N WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. WAVE DETAIL: N
4 FT AT 5 SECONDS.
MON
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT, SUBSIDING TO 2 TO 3 FT IN THE
AFTERNOON. WAVE DETAIL: NE 4 FT AT 5 SECONDS, BECOMING NE 3 FT AT
5 SECONDS.
MON NIGHT
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
2 FT AT 6 SECONDS.
TUE
N WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: NE 2 FT AT
7 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
WED NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS.
THU
W WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS.
THU NIGHT
NW WINDS 20 TO 25 KT. SEAS 3 TO 4 FT.
AMZ374-120100-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
620 AM EST SUN JAN 11 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TODAY
W WINDS 15 TO 20 KT, BECOMING NW LATE THIS MORNING, THEN
INCREASING TO 20 TO 25 KT THIS AFTERNOON. SEAS 3 TO 4 FT,
BUILDING TO 4 TO 5 FT THIS AFTERNOON. WAVE DETAIL: W 3 FT AT
4 SECONDS AND SE 1 FOOT AT 7 SECONDS, BECOMING NW 5 FT AT
5 SECONDS AND SE 1 FOOT AT 7 SECONDS. A CHANCE OF SHOWERS THIS
MORNING.
TONIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 4 TO
6 FT, BUILDING TO 5 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: NW 6 FT
AT 5 SECONDS AND SE 1 FOOT AT 7 SECONDS, BECOMING N 6 FT AT
5 SECONDS AND E 6 FT AT 7 SECONDS.
MON
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, BECOMING N 10 TO
15 KT IN THE AFTERNOON. SEAS 4 TO 6 FT, SUBSIDING TO 4 TO 5 FT IN
THE AFTERNOON. WAVE DETAIL: N 5 FT AT 6 SECONDS, BECOMING NE 4 FT
AT 6 SECONDS.
MON NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT, SUBSIDING TO
2 TO 3 FT AFTER MIDNIGHT. WAVE DETAIL: NE 4 FT AT 7 SECONDS,
BECOMING NE 3 FT AT 7 SECONDS.
TUE
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 7 SECONDS.
TUE NIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
WED NIGHT
W WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF
SHOWERS.
THU
W WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. A SLIGHT CHANCE OF
SHOWERS.
THU NIGHT
NW WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
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