882
FZUS52 KCHS 171746
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
146 PM EDT THU JUL 17 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
AMZ300-180630-
146 PM EDT THU JUL 17 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
SUB-TROPICAL HIGH PRESSURE WILL PREVAIL THROUGH THE WEEKEND, THEN
A COLD FRONT WILL STALL NEARBY INTO THE AREA EARLY NEXT WEEK.
AMZ330-180630-
CHARLESTON HARBOR-
146 PM EDT THU JUL 17 2025
THIS AFTERNOON
S WINDS 10 KT, INCREASING TO 15 KT LATE. A
SLIGHT CHANCE OF SHOWERS AND TSTMS EARLY.
TONIGHT
SW WINDS 5 TO 10 KT.
FRI
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS TO
20 KT IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN
THE AFTERNOON.
FRI NIGHT
SW WINDS 10 TO 15 KT.
SAT
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
TO 20 KT IN THE AFTERNOON.
SAT NIGHT
SW WINDS 10 TO 15 KT.
SUN
SW WINDS 10 TO 15 KT. A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
SUN NIGHT
SW WINDS 10 TO 15 KT. A CHANCE OF SHOWERS AND TSTMS.
MON
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
MON NIGHT
SW 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 86 DEGREES.
AMZ350-180630-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
146 PM EDT THU JUL 17 2025
THIS AFTERNOON
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: S
3 FT AT 6 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 6 SECONDS.
FRI
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS.
SAT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS AND SW 2 FT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS
AND TSTMS IN THE MORNING.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.
A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.
SUN
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
MON
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
S WINDS 10 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-180630-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
146 PM EDT THU JUL 17 2025
THIS AFTERNOON
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 6 SECONDS.
TONIGHT
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
6 SECONDS.
FRI
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS.
SAT
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 FT.
WAVE DETAIL: SE 3 FT AT 8 SECONDS AND S 2 FT AT 4 SECONDS.
SUN
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
MON
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ354-180630-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
146 PM EDT THU JUL 17 2025
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE
3 FT AT 6 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 6 SECONDS.
FRI
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS.
FRI NIGHT
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
EVENING.
SAT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND S 2 FT AT 4 SECONDS.
SUN
SW WINDS 10 KT. SEAS 2 TO 3 FT.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A SLIGHT
CHANCE OF SHOWERS AND TSTMS.
MON
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-180630-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
146 PM EDT THU JUL 17 2025
THIS AFTERNOON
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 6 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS.
FRI
SW WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
7 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS.
SAT
SW WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND S 2 FT AT 4 SECONDS.
SUN
SW WINDS 10 TO 15 KT. SEAS 3 FT.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
MON
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
SW WINDS 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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