242
FZUS52 KCHS 070548
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
148 AM EDT THU AUG 7 2025
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
AMZ300-071830-
148 AM EDT THU AUG 7 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A FRONT WILL LINGER NEAR OR JUST SOUTH OF THE AREA THIS WEEK,
WHILE HIGH PRESSURE REMAINS CENTERED WELL TO THE NORTH. LOW
PRESSURE COULD DEVELOP OFF THE SOUTHEAST U.S. COAST ON THURSDAY,
TRACKING TO THE NORTHEAST THROUGH THIS WEEKEND.
AMZ330-071830-
CHARLESTON HARBOR-
148 AM EDT THU AUG 7 2025
REST OF TONIGHT
N WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS
AND TSTMS, THEN A CHANCE OF SHOWERS AND TSTMS LATE.
THU
NE WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS AND TSTMS
IN THE MORNING, THEN A CHANCE OF SHOWERS AND TSTMS IN THE
AFTERNOON.
THU NIGHT
NE WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
VSBY 1 TO 3 NM IN THE EVENING.
FRI
NE WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS IN THE
MORNING, THEN SHOWERS AND TSTMS LIKELY IN THE AFTERNOON.
FRI NIGHT
NE WINDS 5 TO 10 KT. A CHANCE OF TSTMS. SHOWERS
LIKELY, MAINLY IN THE EVENING.
SAT
NE WINDS 10 KT. SHOWERS LIKELY. A CHANCE OF TSTMS IN THE
MORNING, THEN TSTMS LIKELY IN THE AFTERNOON.
SAT NIGHT
E WINDS 5 TO 10 KT. SHOWERS LIKELY WITH A CHANCE OF
TSTMS.
SUN
E WINDS 5 TO 10 KT. SHOWERS WITH TSTMS LIKELY.
SUN NIGHT
E WINDS 5 TO 10 KT. SHOWERS LIKELY WITH A CHANCE OF
TSTMS.
MON
E WINDS 5 TO 10 KT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
MON NIGHT
SE WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 84 DEGREES.
AMZ350-071830-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
148 AM EDT THU AUG 7 2025
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND SE 2 FT AT 8
SECONDS. A CHANCE OF SHOWERS AND TSTMS. VSBY 1 TO 3 NM.
THU
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT
AT 4 SECONDS AND E 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS. VSBY 1 NM OR LESS IN THE MORNING.
THU NIGHT
NE WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT
AT 4 SECONDS AND E 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS. VSBY 1 TO 3 NM.
FRI
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS AND SE 2 FT AT 8 SECONDS. SHOWERS LIKELY. A CHANCE
OF TSTMS IN THE MORNING, THEN TSTMS LIKELY IN THE AFTERNOON.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
2 FT AT 8 SECONDS. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SAT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT
AT 8 SECONDS. SHOWERS LIKELY. A CHANCE OF TSTMS IN THE MORNING,
THEN TSTMS LIKELY IN THE AFTERNOON.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
SUN
E WINDS 10 KT. SEAS 2 TO 3 FT. SHOWERS WITH TSTMS LIKELY.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
MON
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-071830-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
148 AM EDT THU AUG 7 2025
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: NE 2 FT AT 8 SECONDS AND SE 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS AND TSTMS. VSBY 1 TO 3 NM.
THU
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT
AT 4 SECONDS AND SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
THU NIGHT
NE WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT
7 SECONDS. SHOWERS LIKELY WITH A CHANCE OF TSTMS IN THE EVENING,
THEN A CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT. VSBY 1 TO 3 NM
IN THE EVENING.
FRI
NE WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT
7 SECONDS. SHOWERS LIKELY. A CHANCE OF TSTMS IN THE MORNING, THEN
TSTMS LIKELY IN THE AFTERNOON.
FRI NIGHT
NE WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT
AT 7 SECONDS. SHOWERS LIKELY. TSTMS LIKELY, MAINLY IN THE
EVENING.
SAT
NE WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 1 FOOT AT
8 SECONDS. SHOWERS. A CHANCE OF TSTMS IN THE MORNING, THEN TSTMS
LIKELY IN THE AFTERNOON.
SAT NIGHT
E WINDS 10 KT. SEAS 2 TO 3 FT. SHOWERS. TSTMS
LIKELY, MAINLY IN THE EVENING.
SUN
E WINDS 10 KT. SEAS 2 FT. SHOWERS WITH TSTMS LIKELY.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
MON
E WINDS 5 TO 10 KT. SEAS 2 FT. SHOWERS WITH A CHANCE OF
TSTMS.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ354-071830-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
148 AM EDT THU AUG 7 2025
REST OF TONIGHT
N WINDS 10 TO 15 KT. SEAS 2 FT. WAVE DETAIL: E
2 FT AT 8 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS
AND TSTMS. VSBY 1 TO 3 NM.
THU
NE WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT
8 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS. VSBY 1 TO 3 NM IN THE MORNING.
THU NIGHT
NE WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: NE 2 FT AT
5 SECONDS AND E 2 FT AT 8 SECONDS. SHOWERS LIKELY WITH A CHANCE
OF TSTMS. VSBY 1 TO 3 NM IN THE EVENING.
FRI
NE WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT
5 SECONDS AND E 2 FT AT 8 SECONDS. SHOWERS. A CHANCE OF TSTMS IN
THE MORNING, THEN TSTMS LIKELY IN THE AFTERNOON.
FRI NIGHT
E WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT
AT 4 SECONDS AND E 2 FT AT 7 SECONDS. SHOWERS WITH TSTMS LIKELY.
SAT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS AND E 2 FT AT 5 SECONDS. SHOWERS. A CHANCE OF TSTMS
IN THE MORNING, THEN TSTMS LIKELY IN THE AFTERNOON.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. SHOWERS. TSTMS
LIKELY, MAINLY IN THE EVENING.
SUN
E WINDS 10 KT. SEAS 2 TO 3 FT. SHOWERS WITH TSTMS LIKELY.
SUN NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
MON
SE WINDS 5 TO 10 KT. SEAS 2 FT. SHOWERS WITH A CHANCE OF
TSTMS.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-071830-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
148 AM EDT THU AUG 7 2025
REST OF TONIGHT
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 2 FT AT 8 SECONDS AND SE 2 FT AT 8 SECONDS. A CHANCE OF
SHOWERS AND TSTMS. VSBY 1 TO 3 NM.
THU
NE WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT
8 SECONDS AND SE 1 FOOT AT 8 SECONDS. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
NE WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT
AT 8 SECONDS AND SE 1 FOOT AT 8 SECONDS. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 TO 3 NM.
FRI
NE WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT
8 SECONDS AND SE 1 FOOT AT 7 SECONDS. SHOWERS WITH A CHANCE OF
TSTMS.
FRI NIGHT
E WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: E 3 FT AT
8 SECONDS AND SE 1 FOOT AT 8 SECONDS. SHOWERS WITH TSTMS LIKELY.
SAT
E WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: E 3 FT AT 8 SECONDS
AND SE 1 FOOT AT 8 SECONDS. SHOWERS WITH A CHANCE OF TSTMS.
SAT NIGHT
E WINDS 10 KT. SEAS 3 FT. TSTMS LIKELY. SHOWERS.
SUN
E WINDS 10 KT. SEAS 3 FT. SHOWERS WITH TSTMS LIKELY.
SUN NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 FT. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
MON
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. SHOWERS WITH A CHANCE
OF TSTMS.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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