600
FZUS52 KCHS 271040
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
540 AM EST TUE JAN 27 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
AMZ300-280045-
540 AM EST TUE JAN 27 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
STRONG HIGH PRESSURE WILL PREVAIL THROUGH LATE WEEK. LOW PRESSURE
COULD IMPACT THE REGION THIS WEEKEND.
AMZ330-280045-
CHARLESTON HARBOR-
540 AM EST TUE JAN 27 2026
TODAY
N WINDS 5 TO 10 KT, BECOMING W THIS AFTERNOON.
TONIGHT
W WINDS 10 KT.
WED
NW WINDS 5 TO 10 KT.
WED NIGHT
W WINDS 5 TO 10 KT.
THU
NW WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON.
THU NIGHT
NE WINDS 5 KT.
FRI
NE WINDS 5 TO 10 KT.
FRI NIGHT
NE WINDS 10 TO 15 KT. A CHANCE OF SHOWERS.
SAT
N WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. SNOW AND RAIN
SHOWERS LIKELY.
SAT NIGHT
NW WINDS 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SNOW
SHOWERS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 50 DEGREES.
AMZ350-280045-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
540 AM EST TUE JAN 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING
TODAY
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, BECOMING W 5 TO
10 KT EARLY THIS AFTERNOON, THEN INCREASING TO 10 TO 15 KT LATE.
SEAS 3 TO 4 FT, SUBSIDING TO 2 TO 3 FT THIS AFTERNOON. WAVE
DETAIL: NE 4 FT AT 7 SECONDS AND W 2 FT AT 4 SECONDS, BECOMING NE
3 FT AT 8 SECONDS AND W 2 FT AT 4 SECONDS.
TONIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND E 2 FT AT 8 SECONDS.
WED
NW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND E
2 FT AT 9 SECONDS.
WED NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT, BUILDING TO
3 TO 4 FT AFTER MIDNIGHT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND E
1 FOOT AT 10 SECONDS.
THU
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, DIMINISHING TO
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT
AT 4 SECONDS AND E 1 FOOT AT 10 SECONDS.
THU NIGHT
NE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: SW 1 FOOT AT
4 SECONDS AND E 1 FOOT AT 8 SECONDS.
FRI
N WINDS 5 TO 10 KT. SEAS 2 FT.
FRI NIGHT
N WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY.
SAT
N WINDS 25 TO 30 KT. SEAS 4 TO 6 FT. RAIN AND SNOW SHOWERS
LIKELY.
SAT NIGHT
NW WINDS 25 TO 30 KT. SEAS 6 TO 8 FT. A CHANCE OF
SNOW SHOWERS.
AMZ352-280045-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
540 AM EST TUE JAN 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING
TODAY
N WINDS 10 TO 15 KT, BECOMING W THIS AFTERNOON. SEAS
3 TO 4 FT, SUBSIDING TO 2 TO 3 FT THIS AFTERNOON. WAVE DETAIL: NW
3 FT AT 4 SECONDS AND E 3 FT AT 8 SECONDS, BECOMING W 2 FT AT
3 SECONDS AND E 2 FT AT 8 SECONDS.
TONIGHT
W WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W
3 FT AT 4 SECONDS AND E 2 FT AT 8 SECONDS.
WED
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT
AT 4 SECONDS AND E 2 FT AT 9 SECONDS.
WED NIGHT
W WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND E
2 FT AT 9 SECONDS.
THU
NW WINDS 10 TO 15 KT, BECOMING N 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND
E 1 FOOT AT 10 SECONDS.
THU NIGHT
N WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: SW 1 FOOT AT
3 SECONDS AND E 1 FOOT AT 8 SECONDS.
FRI
N WINDS 5 TO 10 KT. SEAS 2 FT.
FRI NIGHT
N WINDS 20 TO 25 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY.
SAT
N WINDS 25 TO 30 KT. SEAS 4 TO 5 FT. RAIN AND SNOW SHOWERS
LIKELY.
SAT NIGHT
NW WINDS 25 TO 30 KT. SEAS 5 TO 7 FT. A CHANCE OF
SNOW SHOWERS.
AMZ354-280045-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
540 AM EST TUE JAN 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING
TODAY
N WINDS 15 TO 20 KT, BECOMING NW 10 TO 15 KT LATE THIS
MORNING AND EARLY AFTERNOON, THEN BECOMING W LATE. SEAS 3 TO
4 FT, SUBSIDING TO 2 TO 3 FT THIS AFTERNOON. WAVE DETAIL: N 4 FT
AT 4 SECONDS AND NE 3 FT AT 9 SECONDS, BECOMING NE 3 FT AT
8 SECONDS AND NW 1 FOOT AT 3 SECONDS.
TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: W 3 FT AT 3 SECONDS AND E 2 FT AT 8 SECONDS.
WED
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT
AT 3 SECONDS AND E 2 FT AT 9 SECONDS.
WED NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: W 3 FT AT 3 SECONDS AND E 2 FT AT 9 SECONDS.
THU
NW WINDS 10 TO 15 KT, BECOMING N 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND
E 2 FT AT 9 SECONDS.
THU NIGHT
N WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: NE 2 FT AT
8 SECONDS AND W 1 FOOT AT 2 SECONDS.
FRI
N WINDS 5 TO 10 KT. SEAS 2 FT.
FRI NIGHT
N WINDS 20 TO 25 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY.
SAT
N WINDS 25 TO 30 KT. SEAS 4 TO 5 FT. A CHANCE OF RAIN AND
SNOW SHOWERS.
SAT NIGHT
NW WINDS 25 TO 30 KT. SEAS 5 TO 7 FT. A CHANCE OF
SNOW SHOWERS.
AMZ374-280045-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
540 AM EST TUE JAN 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING
TODAY
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, BECOMING NW
10 TO 15 KT WITH GUSTS TO 20 KT LATE THIS MORNING AND EARLY
AFTERNOON, THEN BECOMING W LATE. SEAS 4 TO 6 FT, SUBSIDING TO
3 TO 4 FT THIS AFTERNOON. WAVE DETAIL: NW 5 FT AT 6 SECONDS AND E
3 FT AT 10 SECONDS, BECOMING NW 3 FT AT 5 SECONDS AND E 3 FT AT
9 SECONDS.
TONIGHT
NW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT, BUILDING TO 4 TO
5 FT AFTER MIDNIGHT. WAVE DETAIL: NW 3 FT AT 5 SECONDS AND E 3 FT
AT 8 SECONDS, BECOMING NW 4 FT AT 4 SECONDS AND E 3 FT AT
9 SECONDS.
WED
NW WINDS 10 TO 15 KT. 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 9 SECONDS, BECOMING NW 3 FT AT 4 SECONDS AND E 2 FT AT
9 SECONDS.
WED NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO
4 FT, BUILDING TO 4 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: W 4 FT
AT 4 SECONDS AND E 2 FT AT 9 SECONDS.
THU
NW WINDS 15 TO 20 KT, BECOMING N 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT, SUBSIDING TO 2 TO 3 FT IN THE
AFTERNOON. WAVE DETAIL: NW 4 FT AT 4 SECONDS AND E 2 FT AT
10 SECONDS, BECOMING NW 3 FT AT 4 SECONDS AND E 2 FT AT
10 SECONDS.
THU NIGHT
N WINDS 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT
9 SECONDS AND NW 1 FOOT AT 4 SECONDS.
FRI
NW WINDS 5 TO 10 KT. SEAS 2 FT.
FRI NIGHT
N WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY.
SAT
N WINDS 25 TO 30 KT. SEAS 4 TO 6 FT. SHOWERS LIKELY WITH A
CHANCE OF SNOW SHOWERS.
SAT NIGHT
NW WINDS 30 KT. SEAS 8 TO 10 FT. A CHANCE OF SNOW
SHOWERS WITH A SLIGHT CHANCE OF SHOWERS.
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