129
FZUS52 KCHS 092310
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
709 PM EDT MON MAR 9 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
AMZ300-101300-
709 PM EDT MON MAR 9 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
SURFACE HIGH PRESSURE WILL EXTEND ACROSS THE REGION THROUGH MID-
WEEK. A COLD FRONT WILL ADVANCE ACROSS THE WATERS THURSDAY
FOLLOWED BY THE RETURN OF HIGH PRESSURE.
AMZ330-101300-
CHARLESTON HARBOR-
710 PM EDT MON MAR 9 2026
TONIGHT
SW WINDS 5 KT. PATCHY FOG AFTER MIDNIGHT. AREAS OF FOG
LATE.
TUE
SW WINDS 5 TO 10 KT. AREAS OF FOG IN THE MORNING. A CHANCE
OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS IN THE AFTERNOON.
TUE NIGHT
SW WINDS 10 KT. A SLIGHT CHANCE OF SHOWERS AND TSTMS
IN THE EVENING.
WED
SW WINDS 10 TO 15 KT.
WED NIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT.
THU
SW WINDS 15 KT, BECOMING W IN THE AFTERNOON. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS IN THE
AFTERNOON.
THU NIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO
2 FT. SHOWERS, MAINLY IN THE EVENING.
FRI
NE WINDS 10 TO 15 KT.
FRI NIGHT
SW WINDS 5 TO 10 KT.
SAT
NE WINDS 5 TO 10 KT.
SAT NIGHT
SE WINDS 5 TO 10 KT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 63 DEGREES.
AMZ350-101300-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
710 PM EDT MON MAR 9 2026
TONIGHT
SW WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 9 SECONDS. PATCHY FOG LATE THIS EVENING. AREAS OF FOG LATE.
TUE
SW WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
9 SECONDS. AREAS OF FOG IN THE MORNING. A SLIGHT CHANCE OF
SHOWERS. A SLIGHT CHANCE OF TSTMS IN THE AFTERNOON. VSBY 1 TO
3 NM.
TUE NIGHT
SW WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
9 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE EVENING.
WED
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT
AT 5 SECONDS AND SE 3 FT AT 9 SECONDS.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: S 5 FT AT 6 SECONDS AND SE 2 FT AT 9 SECONDS.
THU
SW WINDS 20 KT, BECOMING W IN THE AFTERNOON. SEAS 5 TO
6 FT, SUBSIDING TO 4 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: S
5 FT AT 7 SECONDS AND SE 2 FT AT 9 SECONDS, BECOMING SW 5 FT AT
7 SECONDS AND SE 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING, THEN SHOWERS IN THE AFTERNOON.
THU NIGHT
N WINDS 25 TO 30 KT. SEAS 4 TO 6 FT. SHOWERS, MAINLY
IN THE EVENING.
FRI
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS 4 TO 5 FT.
SAT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-101300-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
710 PM EDT MON MAR 9 2026
TONIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 9 SECONDS. PATCHY FOG LATE THIS EVENING. AREAS OF FOG
LATE.
TUE
SW WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
9 SECONDS. AREAS OF FOG IN THE MORNING. A SLIGHT CHANCE OF
SHOWERS AND TSTMS IN THE AFTERNOON.
TUE NIGHT
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
9 SECONDS AND S 2 FT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND
TSTMS IN THE EVENING.
WED
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT
AT 4 SECONDS AND SE 3 FT AT 9 SECONDS.
WED NIGHT
S WINDS 15 TO 20 KT. SEAS 3 TO 4 FT, BUILDING TO
4 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: S 4 FT AT 5 SECONDS AND SE
2 FT AT 9 SECONDS.
THU
SW WINDS 15 TO 20 KT, BECOMING W IN THE AFTERNOON. SEAS
4 TO 5 FT. WAVE DETAIL: S 4 FT AT 6 SECONDS AND SE 2 FT AT
9 SECONDS. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS WITH
A SLIGHT CHANCE OF TSTMS IN THE AFTERNOON.
THU NIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 4 TO
5 FT, BUILDING TO 4 TO 6 FT AFTER MIDNIGHT. SHOWERS, MAINLY IN
THE EVENING.
FRI
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SAT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ354-101300-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
710 PM EDT MON MAR 9 2026
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 9 SECONDS. PATCHY FOG LATE THIS EVENING. AREAS OF FOG
LATE.
TUE
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 9 SECONDS. AREAS OF FOG IN THE MORNING. A SLIGHT CHANCE OF
SHOWERS AND TSTMS IN THE AFTERNOON.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 9 SECONDS AND S 2 FT AT 3 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: S 3 FT AT
4 SECONDS AND SE 3 FT AT 9 SECONDS.
WED NIGHT
S WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
4 FT AT 5 SECONDS AND E 2 FT AT 9 SECONDS.
THU
SW WINDS 15 KT, BECOMING W IN THE AFTERNOON. SEAS 3 TO
4 FT. WAVE DETAIL: S 3 FT AT 6 SECONDS AND SE 3 FT AT 9 SECONDS.
A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS WITH A SLIGHT
CHANCE OF TSTMS IN THE AFTERNOON.
THU NIGHT
NE WINDS 20 TO 25 KT. SEAS 3 TO 4 FT, BUILDING TO
4 TO 6 FT AFTER MIDNIGHT. SHOWERS WITH A SLIGHT CHANCE OF TSTMS
IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SAT
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE
OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-101300-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
710 PM EDT MON MAR 9 2026
TONIGHT
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 9 SECONDS. PATCHY FOG LATE THIS EVENING.
TUE
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 9 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
3 FT AT 4 SECONDS AND SE 3 FT AT 9 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 9 SECONDS AND S 3 FT AT 4 SECONDS.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: S 4 FT AT 5 SECONDS AND SE 4 FT AT 9 SECONDS.
THU
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 5 FT.
WAVE DETAIL: S 5 FT AT 6 SECONDS AND SE 3 FT AT 9 SECONDS. A
CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS WITH A SLIGHT
CHANCE OF TSTMS IN THE AFTERNOON.
THU NIGHT
N WINDS 20 TO 25 KT, BECOMING NE 25 TO 30 KT AFTER
MIDNIGHT. SEAS 4 TO 6 FT, BUILDING TO 5 TO 7 FT AFTER MIDNIGHT.
SHOWERS WITH A SLIGHT CHANCE OF TSTMS IN THE EVENING, THEN A
CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI
NE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. A SLIGHT CHANCE OF
SHOWERS.
FRI NIGHT
NE WINDS 5 TO 10 KT. SEAS 4 TO 6 FT.
SAT
NE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE
OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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