340
FZUS52 KCHS 071717
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
117 PM EDT MON JUL 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
AMZ300-080630-
117 PM EDT MON JUL 7 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
WEAK HIGH PRESSURE HOLDS TIGHT ACROSS THE REGION THROUGH THE
WEEK, WITH TYPICAL SUMMERTIME CONVECTION POSSIBLE DAILY ALONG THE
ADVANCING SEA BREEZE.
AMZ330-080630-
CHARLESTON HARBOR-
117 PM EDT MON JUL 7 2025
THIS AFTERNOON
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. A
SLIGHT CHANCE OF SHOWERS AND TSTMS EARLY.
TONIGHT
SW WINDS 5 TO 10 KT.
TUE
SW WINDS 5 KT, BECOMING S IN THE AFTERNOON. A CHANCE OF
SHOWERS AND TSTMS IN THE AFTERNOON.
TUE NIGHT
S WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
WED
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. A CHANCE OF SHOWERS AND TSTMS.
WED NIGHT
S WINDS 10 TO 15 KT. A CHANCE OF SHOWERS AND TSTMS.
THU
SW WINDS 10 TO 15 KT. SHOWERS AND TSTMS LIKELY.
THU NIGHT
SW WINDS 10 TO 15 KT. A CHANCE OF SHOWERS AND TSTMS.
FRI
SW WINDS 10 TO 15 KT. SHOWERS AND TSTMS LIKELY.
FRI NIGHT
SW WINDS 10 TO 15 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 85 DEGREES.
AMZ350-080630-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
117 PM EDT MON JUL 7 2025
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: SE 3 FT AT 7 SECONDS AND SW 1 FOOT AT 4 SECONDS. A SLIGHT
CHANCE OF SHOWERS AND TSTMS EARLY.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: S 3 FT
AT 6 SECONDS.
TUE
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT
7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
TUE NIGHT
S WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT
AT 5 SECONDS AND SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS IN THE EVENING, THEN A CHANCE OF SHOWERS AND TSTMS
AFTER MIDNIGHT.
WED
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT
AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS AND S 2 FT AT 4 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 3 FT. A CHANCE OF SHOWERS AND
TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
FRI
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-080630-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
117 PM EDT MON JUL 7 2025
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS.
TUE
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT
AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
TUE NIGHT
S WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: S 2 FT AT
4 SECONDS AND SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS IN THE EVENING, THEN A CHANCE OF SHOWERS AND TSTMS
AFTER MIDNIGHT.
WED
S WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: S 2 FT AT
4 SECONDS AND SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT
AT 4 SECONDS AND SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
SW WINDS 10 TO 15 KT. SEAS 3 FT. A CHANCE OF SHOWERS AND
TSTMS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ354-080630-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
117 PM EDT MON JUL 7 2025
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS
LATE.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
EVENING.
TUE
SW WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS
2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS IN THE AFTERNOON.
TUE NIGHT
S WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: S 2 FT AT
4 SECONDS AND SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS.
WED
S WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: S 2 FT AT
4 SECONDS AND SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS.
A CHANCE OF TSTMS, MAINLY IN THE EVENING.
THU
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
SW WINDS 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS AND
TSTMS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-080630-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
117 PM EDT MON JUL 7 2025
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS.
TONIGHT
SW WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER
MIDNIGHT.
TUE
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT
AT 8 SECONDS AND E 1 FOOT AT 14 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND TSTMS IN THE MORNING.
TUE NIGHT
S WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT
AT 3 SECONDS AND SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS IN THE EVENING, THEN A CHANCE OF SHOWERS AND TSTMS
AFTER MIDNIGHT.
WED
S WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT
4 SECONDS AND SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS AND S 2 FT AT 4 SECONDS. A CHANCE OF SHOWERS AND
TSTMS.
THU
SW WINDS 10 KT. SEAS 3 FT. A CHANCE OF SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
FRI
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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