868
FZUS52 KCHS 041812
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
212 PM EDT FRI JUL 4 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
AMZ300-050715-
212 PM EDT FRI JUL 4 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
LOW PRESSURE IS EXPECTED TO DEVELOP OFF THE SOUTHEAST COAST
TONIGHT, THEN MOVE NORTH TOWARD EASTERN SOUTH CAROLINA SATURDAY
INTO SUNDAY. HIGH PRESSURE WILL REBUILD NEXT WEEK.
AMZ330-050715-
CHARLESTON HARBOR-
212 PM EDT FRI JUL 4 2025
THIS AFTERNOON
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. A
SLIGHT CHANCE OF SHOWERS AND TSTMS.
TONIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. A CHANCE OF
SHOWERS AND TSTMS.
SAT
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.
SHOWERS LIKELY. A CHANCE OF TSTMS IN THE MORNING, THEN TSTMS
LIKELY IN THE AFTERNOON.
SAT NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT,
DIMINISHING TO 10 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT. SHOWERS
LIKELY. TSTMS LIKELY, MAINLY IN THE EVENING.
SUN
E WINDS 10 KT, BECOMING S IN THE AFTERNOON. SHOWERS
LIKELY. A CHANCE OF TSTMS IN THE MORNING, THEN TSTMS LIKELY IN
THE AFTERNOON.
SUN NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SHOWERS AND TSTMS LIKELY, MAINLY IN THE EVENING.
MON
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
MON NIGHT
SW WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
TUE
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
TUE NIGHT
SW WINDS 5 TO 10 KT. A SLIGHT 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 86 DEGREES.
AMZ350-050715-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
212 PM EDT FRI JUL 4 2025
THIS AFTERNOON
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
TONIGHT
E WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 5 FT AT 7 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
SAT
E WINDS 20 TO 25 KT. SEAS 5 TO 6 FT, BUILDING TO 5 TO 7 FT
IN THE AFTERNOON. WAVE DETAIL: E 5 FT AT 6 SECONDS, BECOMING E
6 FT AT 6 SECONDS. TSTMS LIKELY. SHOWERS.
SAT NIGHT
NE WINDS 15 TO 20 KT, BECOMING E 10 TO 15 KT AFTER
MIDNIGHT. SEAS 5 TO 7 FT, SUBSIDING TO 5 TO 6 FT AFTER MIDNIGHT.
WAVE DETAIL: E 6 FT AT 8 SECONDS. SHOWERS. TSTMS LIKELY, MAINLY
IN THE EVENING.
SUN
SE WINDS 10 TO 15 KT, BECOMING S IN THE AFTERNOON. SEAS
4 TO 6 FT, SUBSIDING TO 4 TO 5 FT IN THE AFTERNOON. WAVE DETAIL:
SE 6 FT AT 8 SECONDS, BECOMING SE 4 FT AT 8 SECONDS AND E 2 FT AT
7 SECONDS. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT, SUBSIDING TO
3 TO 4 FT AFTER MIDNIGHT. WAVE DETAIL: SE 4 FT AT 7 SECONDS. A
CHANCE OF SHOWERS AND TSTMS.
MON
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
TUE
SW WINDS 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS AND
TSTMS.
TUE NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-050715-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
212 PM EDT FRI JUL 4 2025
THIS AFTERNOON
E WINDS 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND E 2 FT AT 2 SECONDS.
A SLIGHT CHANCE OF SHOWERS AND TSTMS.
TONIGHT
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS AND E 3 FT AT 4 SECONDS.
A CHANCE OF SHOWERS AND TSTMS.
SAT
NE WINDS 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 5 FT,
BUILDING TO 5 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: E 4 FT AT
6 SECONDS. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SAT NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, BECOMING N
10 TO 15 KT AFTER MIDNIGHT. SEAS 4 TO 6 FT, SUBSIDING TO 4 TO
5 FT AFTER MIDNIGHT. WAVE DETAIL: E 4 FT AT 7 SECONDS, BECOMING E
5 FT AT 7 SECONDS. SHOWERS LIKELY. TSTMS LIKELY, MAINLY IN THE
EVENING.
SUN
W WINDS 10 KT, BECOMING SW IN THE AFTERNOON. SEAS 4 TO
5 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 7 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS, MAINLY
IN THE EVENING.
MON
SW WINDS 10 KT. SEAS 3 FT. A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
MON NIGHT
SW WINDS 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
TUE
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
TUE NIGHT
SW WINDS 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ354-050715-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
212 PM EDT FRI JUL 4 2025
THIS AFTERNOON
NE WINDS 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO 4
FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND NE 2 FT AT 3 SECONDS. A
CHANCE OF SHOWERS. A SLIGHT CHANCE OF TSTMS EARLY, THEN A CHANCE
OF TSTMS LATE.
TONIGHT
NE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE
3 FT AT 4 SECONDS AND SE 3 FT AT 7 SECONDS. A CHANCE OF SHOWERS
AND TSTMS.
SAT
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 5 FT.
WAVE DETAIL: NE 5 FT AT 5 SECONDS AND SE 3 FT AT 8 SECONDS.
SHOWERS LIKELY. A CHANCE OF TSTMS IN THE MORNING, THEN TSTMS
LIKELY IN THE AFTERNOON.
SAT NIGHT
NE WINDS 15 TO 20 KT, BECOMING N 10 KT AFTER
MIDNIGHT. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO 4 FT AFTER MIDNIGHT.
WAVE DETAIL: E 4 FT AT 7 SECONDS, BECOMING E 3 FT AT 7 SECONDS.
SHOWERS LIKELY. TSTMS LIKELY, MAINLY IN THE EVENING.
SUN
W WINDS 10 KT, BECOMING SW IN THE AFTERNOON. SEAS 3 TO
4 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND SW 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF TSTMS IN THE
MORNING, THEN A CHANCE OF TSTMS IN THE AFTERNOON.
SUN NIGHT
SW WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS AND E 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS, MAINLY IN THE EVENING.
MON
SW WINDS 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A SLIGHT
CHANCE OF SHOWERS AND TSTMS.
TUE
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
TUE NIGHT
SW WINDS 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-050715-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
212 PM EDT FRI JUL 4 2025
THIS AFTERNOON
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
TONIGHT
NE WINDS 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO 4 FT,
BUILDING TO 4 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: SE 4 FT AT
7 SECONDS AND NE 3 FT AT 4 SECONDS, BECOMING SE 4 FT AT 8 SECONDS
AND NE 3 FT AT 4 SECONDS. A CHANCE OF SHOWERS AND TSTMS.
SAT
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 5 FT.
WAVE DETAIL: NE 4 FT AT 5 SECONDS AND SE 4 FT AT 8 SECONDS.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SAT NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, BECOMING W
AFTER MIDNIGHT. SEAS 4 TO 5 FT. WAVE DETAIL: E 4 FT AT 7 SECONDS.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SUN
SW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS AND NE 3 FT AT 8 SECONDS. A CHANCE OF SHOWERS. A
CHANCE OF TSTMS, MAINLY IN THE MORNING.
SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS AND NE 2 FT AT 8 SECONDS.
A CHANCE OF SHOWERS AND TSTMS.
MON
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
MON NIGHT
SW WINDS 10 KT. SEAS 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
TUE
SW WINDS 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF SHOWERS
AND TSTMS.
TUE NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A SLIGHT
CHANCE OF SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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