983
FZUS52 KCHS 192139
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
539 PM EDT SAT SEP 19 2026
SOUTH SANTEE RIVER SC TO ALTAMAHA SOUND GA OUT 60 NM, INCLUDING
CHARLESTON HARBOR AND GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-201100-
539 PM EDT SAT SEP 19 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A WEAK COLD FRONT WILL STALL NEAR THE AREA THIS WEEKEND. A
STRONGER COLD FRONT COULD PUSH THROUGH THE REGION DURING THE
MIDDLE PORTION OF NEXT WEEK.
AMZ340-201100-
CHARLESTON HARBOR-
539 PM EDT SAT SEP 19 2026
TONIGHT
E WINDS 5 KT, BECOMING NE LATE. A CHANCE OF SHOWERS
AND TSTMS.
SUN
NE WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
SUN NIGHT
SE WINDS 5 KT.
MON
NE WINDS 5 KT, BECOMING E IN THE AFTERNOON. A SLIGHT
CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON.
MON NIGHT
SE WINDS 5 KT. A SLIGHT CHANCE OF TSTMS. A SLIGHT
CHANCE OF SHOWERS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT.
TUE
NE WINDS 5 TO 10 KT. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF TSTMS IN THE MORNING, THEN SHOWERS LIKELY WITH A CHANCE
OF TSTMS IN THE AFTERNOON.
TUE NIGHT
NE WINDS 5 TO 10 KT. A CHANCE OF TSTMS. SHOWERS
LIKELY, MAINLY IN THE EVENING.
WED
NE WINDS 10 TO 15 KT. A CHANCE OF SHOWERS AND TSTMS.
WED NIGHT
NE WINDS 10 TO 15 KT. A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
THU
N WINDS 10 TO 15 KT. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
THU NIGHT
N WINDS 10 TO 15 KT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 84 DEGREES.
AMZ360-201100-
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT
20 NM-
539 PM EDT SAT SEP 19 2026
TONIGHT
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
7 SECONDS AND SE 1 FOOT AT 12 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS EARLY THIS EVENING, THEN A CHANCE OF SHOWERS AND TSTMS
LATE THIS EVENING.
SUN
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: NE 2 FT AT
7 SECONDS AND SE 1 FOOT AT 11 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
SUN NIGHT
E WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT. SEAS
2 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS AND SE 1 FOOT AT
11 SECONDS.
MON
NE WINDS 5 KT, BECOMING E IN THE AFTERNOON. SEAS 2 FT.
WAVE DETAIL: E 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT
AT 8 SECONDS AND SE 1 FOOT AT 3 SECONDS. A SLIGHT CHANCE OF
TSTMS. A SLIGHT CHANCE OF SHOWERS IN THE EVENING, THEN A CHANCE
OF SHOWERS AFTER MIDNIGHT.
TUE
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
8 SECONDS AND S 1 FOOT AT 3 SECONDS. SHOWERS LIKELY. A SLIGHT
CHANCE OF TSTMS IN THE MORNING, THEN A CHANCE OF TSTMS IN THE
AFTERNOON.
TUE NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
WED
NE WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
THU
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
THU NIGHT
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. A SLIGHT
CHANCE OF SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ362-201100-
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
539 PM EDT SAT SEP 19 2026
TONIGHT
VARIABLE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT
AT 7 SECONDS AND E 1 FOOT AT 12 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND TSTMS EARLY THIS EVENING, THEN A CHANCE OF SHOWERS
AND TSTMS LATE THIS EVENING. A SLIGHT CHANCE OF SHOWERS AND TSTMS
LATE.
SUN
NE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS
AND SE 1 FOOT AT 11 SECONDS. A CHANCE OF SHOWERS AND TSTMS.
SUN NIGHT
SE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
7 SECONDS AND SE 1 FOOT AT 11 SECONDS.
MON
E WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT
8 SECONDS. A SLIGHT CHANCE OF SHOWERS. A SLIGHT CHANCE OF TSTMS
IN THE AFTERNOON.
MON NIGHT
SE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
8 SECONDS. A SLIGHT CHANCE OF TSTMS. A SLIGHT CHANCE OF SHOWERS
IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
TUE
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
8 SECONDS. SHOWERS LIKELY. A SLIGHT CHANCE OF TSTMS IN THE
MORNING, THEN A CHANCE OF TSTMS IN THE AFTERNOON.
TUE NIGHT
E WINDS 5 TO 10 KT, BECOMING NE 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
WED
NE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
WED NIGHT
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
THU
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. A SLIGHT
CHANCE OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ364-201100-
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM,
INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY-
539 PM EDT SAT SEP 19 2026
TONIGHT
VARIABLE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
SUN
NE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS
AND SE 1 FOOT AT 11 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF TSTMS.
SUN NIGHT
E WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT
8 SECONDS AND E 1 FOOT AT 11 SECONDS. A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT.
MON
NE WINDS 5 KT, BECOMING E IN THE AFTERNOON. SEAS 2 FT.
WAVE DETAIL: SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT
AT 8 SECONDS. A SLIGHT CHANCE OF TSTMS. A SLIGHT CHANCE OF
SHOWERS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
TUE
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
8 SECONDS. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE NIGHT
E WINDS 5 TO 10 KT. SEAS 2 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
WED
NE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
WED NIGHT
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
THU
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
THU NIGHT
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. A SLIGHT
CHANCE OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ380-201100-
WATERS FROM SOUTH SANTEE RIVER SC TO EDISTO BEACH SC EXTENDING
FROM 20 TO 60 NM-
539 PM EDT SAT SEP 19 2026
TONIGHT
NE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: NE 2 FT AT
8 SECONDS AND SE 2 FT AT 11 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS EARLY THIS EVENING, THEN A CHANCE OF SHOWERS AND TSTMS
LATE THIS EVENING.
SUN
NE WINDS 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT
7 SECONDS AND SE 2 FT AT 11 SECONDS. A CHANCE OF TSTMS. SHOWERS
LIKELY, MAINLY IN THE MORNING.
SUN NIGHT
E WINDS 5 TO 10 KT, BECOMING SE AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 8 SECONDS AND SE 2 FT AT
11 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.
MON
NE WINDS 5 KT, BECOMING E IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: E 3 FT AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
MON NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 8 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
TSTMS IN THE EVENING, THEN SHOWERS LIKELY WITH A CHANCE OF TSTMS
AFTER MIDNIGHT.
TUE
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 FT. SHOWERS WITH A
CHANCE OF TSTMS.
WED
NE WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
WED NIGHT
NE WINDS 20 TO 25 KT. SEAS 5 TO 6 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
N WINDS 20 TO 25 KT. SEAS 6 TO 8 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
THU NIGHT
NE WINDS 20 TO 25 KT. SEAS 7 TO 8 FT. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ382-201100-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA EXTENDING FROM 20 TO
60 NM-
539 PM EDT SAT SEP 19 2026
TONIGHT
E WINDS 5 KT, BECOMING NE LATE. SEAS 2 FT. WAVE
DETAIL: E 2 FT AT 8 SECONDS AND SE 1 FOOT AT 12 SECONDS. A SLIGHT
CHANCE OF SHOWERS AND TSTMS THIS EVENING, THEN A CHANCE OF
SHOWERS AND TSTMS AFTER MIDNIGHT.
SUN
NE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS
AND SE 2 FT AT 11 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF
TSTMS, MAINLY IN THE MORNING.
SUN NIGHT
E WINDS 5 TO 10 KT, BECOMING SE AFTER MIDNIGHT. SEAS
2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND SE 2 FT AT 11 SECONDS.
A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT
8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
MON NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
EVENING, THEN A CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.
TUE
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 7 SECONDS. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 10 KT. SEAS 2 TO 3 FT. A CHANCE OF TSTMS.
SHOWERS.
WED
NE WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
WED NIGHT
NE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
N WINDS 20 TO 25 KT. SEAS 6 TO 7 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
THU NIGHT
NE WINDS 20 TO 25 KT. SEAS 6 TO 8 FT. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ384-201100-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO
60 NM-
539 PM EDT SAT SEP 19 2026
TONIGHT
SE WINDS 5 KT, BECOMING NE LATE. SEAS 2 FT. WAVE
DETAIL: E 2 FT AT 8 SECONDS AND SE 1 FOOT AT 12 SECONDS. A SLIGHT
CHANCE OF SHOWERS THIS EVENING. A SLIGHT CHANCE OF TSTMS. A
CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
NE WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS
AND SE 1 FOOT AT 11 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF
TSTMS, MAINLY IN THE MORNING.
SUN NIGHT
E WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT
8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.
MON
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT
8 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
MON NIGHT
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT
AT 8 SECONDS. A SLIGHT CHANCE OF TSTMS. A SLIGHT CHANCE OF
SHOWERS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
TUE
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
8 SECONDS. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE NIGHT
E WINDS 5 TO 10 KT. SEAS 2 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
WED
NE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
WED NIGHT
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
THU
N WINDS 20 TO 25 KT. SEAS 6 TO 7 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
THU NIGHT
NE WINDS 20 TO 25 KT. SEAS 6 TO 8 FT. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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