502
FZUS52 KCHS 100550
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
1250 AM EST TUE FEB 10 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
AMZ300-101900-
1250 AM EST TUE FEB 10 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
HIGH PRESSURE WILL PREVAIL ACROSS THE LOCAL WATERS THROUGH
TUESDAY. A COLD FRONT WILL PASS FROM NORTH TO SOUTH THROUGH OUR
AREA WEDNESDAY INTO WEDNESDAY NIGHT, FOLLOWED BY HIGH PRESSURE
RETURNING FOR THE SECOND HALF OF THIS WEEK.
AMZ330-101900-
CHARLESTON HARBOR-
1250 AM EST TUE FEB 10 2026
REST OF TONIGHT
LIGHT AND VARIABLE WINDS, BECOMING SW 5 KT
LATE.
TUE
SW WINDS 5 KT, INCREASING TO 10 KT IN THE AFTERNOON.
TUE NIGHT
SW WINDS 10 KT.
WED
W WINDS 10 KT. A CHANCE OF SHOWERS IN THE MORNING, THEN
SHOWERS LIKELY IN THE AFTERNOON.
WED NIGHT
N WINDS 5 TO 10 KT. A CHANCE OF SHOWERS IN THE
EVENING.
THU
NE WINDS 5 TO 10 KT.
THU NIGHT
E WINDS 5 KT.
FRI
NE WINDS 5 TO 10 KT. A CHANCE OF SHOWERS.
FRI NIGHT
NE WINDS 5 KT. A CHANCE OF SHOWERS.
SAT
NE WINDS 10 KT. A CHANCE OF SHOWERS.
SAT NIGHT
E WINDS 10 TO 15 KT. A CHANCE OF SHOWERS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 47 DEGREES.
AMZ350-101900-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
1250 AM EST TUE FEB 10 2026
REST OF TONIGHT
S WINDS 5 KT, BECOMING SW LATE. SEAS 2 TO
3 FT. WAVE DETAIL: E 2 FT AT 5 SECONDS AND E 2 FT AT 12 SECONDS.
TUE
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 4 SECONDS AND E 2 FT AT 4 SECONDS.
TUE NIGHT
SW 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: SW 3 FT
AT 5 SECONDS AND E 2 FT AT 13 SECONDS, BECOMING SW 4 FT AT
5 SECONDS AND E 2 FT AT 12 SECONDS.
WED
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 5 FT.
WAVE DETAIL: SW 4 FT AT 6 SECONDS AND E 1 FOOT AT 12 SECONDS. A
CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY IN THE
AFTERNOON.
WED NIGHT
NW WINDS 10 KT, BECOMING N WITH GUSTS TO 20 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT.
WAVE DETAIL: SW 4 FT AT 6 SECONDS AND E 1 FOOT AT 12 SECONDS,
BECOMING N 2 FT AT 3 SECONDS AND SW 2 FT AT 6 SECONDS. A CHANCE
OF SHOWERS IN THE EVENING.
THU
NE WINDS 15 TO 20 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 4 SECONDS AND
S 2 FT AT 5 SECONDS.
THU NIGHT
E WINDS 5 TO 10 KT. SEAS 2 FT.
FRI
NE WINDS 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 FT. A CHANCE OF
SHOWERS.
SAT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
SAT NIGHT
E WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY.
AMZ352-101900-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
1250 AM EST TUE FEB 10 2026
REST OF TONIGHT
SW WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 5 SECONDS AND E 2 FT AT 13 SECONDS.
TUE
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 3 SECONDS AND E 2 FT AT 5 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 2 FT AT 13 SECONDS.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO 4 FT.
WAVE DETAIL: SW 3 FT AT 5 SECONDS AND E 2 FT AT 13 SECONDS. A
CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY IN THE
AFTERNOON.
WED NIGHT
NW WINDS 10 KT, BECOMING N AFTER MIDNIGHT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND N 2 FT AT 3 SECONDS.
A CHANCE OF SHOWERS IN THE EVENING.
THU
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT
AT 4 SECONDS AND S 1 FOOT AT 4 SECONDS.
THU NIGHT
E WINDS 5 KT. SEAS 2 FT.
FRI
NE WINDS 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 FT. A CHANCE OF
SHOWERS.
SAT
NE WINDS 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
SAT NIGHT
E WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY.
AMZ354-101900-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
1250 AM EST TUE FEB 10 2026
REST OF TONIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 2 FT AT 12 SECONDS.
TUE
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND
E 2 FT AT 13 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
3 FT AT 4 SECONDS AND E 2 FT AT 13 SECONDS.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO 4 FT.
WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 2 FT AT 13 SECONDS. A
CHANCE OF SHOWERS.
WED NIGHT
W WINDS 10 TO 15 KT, BECOMING N AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 1 FOOT AT
12 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
THU
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 4 SECONDS AND S 2 FT AT 4 SECONDS.
THU NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
FRI
NE WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 FT. A CHANCE OF
SHOWERS.
SAT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
SAT NIGHT
SE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. SHOWERS
LIKELY.
AMZ374-101900-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
1250 AM EST TUE FEB 10 2026
REST OF TONIGHT
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: E 3 FT AT 12 SECONDS.
TUE
SW WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT
12 SECONDS AND SW 2 FT AT 3 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT AFTER
MIDNIGHT. SEAS 4 TO 5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E
3 FT AT 13 SECONDS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 5 FT.
WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 3 FT AT 12 SECONDS. A
CHANCE OF SHOWERS.
WED NIGHT
W WINDS 10 TO 15 KT, BECOMING N AFTER MIDNIGHT. SEAS
3 TO 4 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND E 2 FT AT 12 SECONDS, BECOMING W 3 FT AT
4 SECONDS AND E 2 FT AT 12 SECONDS. A CHANCE OF SHOWERS, MAINLY
IN THE EVENING.
THU
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: NE 4 FT AT 4 SECONDS AND
SW 3 FT AT 4 SECONDS.
THU NIGHT
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT, SUBSIDING TO
2 TO 3 FT AFTER MIDNIGHT.
FRI
NE WINDS 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS.
SAT
NE WINDS 15 KT. SEAS 3 FT. A CHANCE OF SHOWERS.
SAT NIGHT
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. SHOWERS
LIKELY.
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