436  
FZUS52 KCHS 292332  
CWFCHS  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE CHARLESTON SC  
732 PM EDT SAT AUG 29 2026  
 
SOUTH SANTEE RIVER SC TO ALTAMAHA SOUND GA OUT 60 NM, INCLUDING  
CHARLESTON HARBOR AND GRAYS REEF NATIONAL MARINE SANCTUARY  
 
AMZ300-301300-  
732 PM EDT SAT AUG 29 2026  
 
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA  
AND NORTH COASTAL GEORGIA...  
A STALLED FRONT LOCATED TO THE NORTHWEST WILL DISSIPATE THIS  
EVENING. ATLANTIC HIGH PRESSURE WILL EXTEND ACROSS THE REGION  
INTO NEXT WEEK.  
 

 
 
AMZ340-301300-  
CHARLESTON HARBOR-  
732 PM EDT SAT AUG 29 2026  
   
TONIGHT
 
E WINDS 5 KT. A CHANCE OF SHOWERS AND TSTMS.    
SUN
 
E WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.    
SUN NIGHT
 
E WINDS 5 KT. A SLIGHT CHANCE OF SHOWERS AND TSTMS  
AFTER MIDNIGHT.    
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 SHOWERS AND TSTMS  
IN THE EVENING.    
TUE
 
NE WINDS 5 KT, BECOMING SE IN THE AFTERNOON.    
TUE NIGHT
 
S WINDS 5 KT.    
WED
 
SE WINDS 5 TO 10 KT.    
WED NIGHT
 
S WINDS 5 TO 10 KT.    
THU
 
S WINDS 5 TO 10 KT.    
THU NIGHT
 
S WINDS 5 TO 10 KT.  
 
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.  
 
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.  
 
CHARLESTON HARBOR WATER TEMPERATURE 85 DEGREES.  
 

 
 
AMZ360-301300-  
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT  
20 NM-  
732 PM EDT SAT AUG 29 2026  
   
TONIGHT
 
E WINDS 5 TO 10 KT, BECOMING SE AFTER MIDNIGHT. SEAS  
2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF  
SHOWERS AND TSTMS EARLY THIS EVENING, THEN A CHANCE OF SHOWERS  
AND TSTMS LATE THIS EVENING.    
SUN
 
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT  
8 SECONDS. A CHANCE OF SHOWERS AND TSTMS, MAINLY IN THE MORNING.    
SUN NIGHT
 
SE WINDS 5 TO 10 KT, BECOMING E AFTER MIDNIGHT. SEAS  
2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF  
SHOWERS AND TSTMS 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 IN THE MORNING.    
MON NIGHT
 
SE WINDS 5 TO 10 KT, DIMINISHING TO 5 KT AFTER  
MIDNIGHT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS.    
TUE
 
NE WINDS 5 KT, BECOMING E IN THE AFTERNOON. SEAS 2 FT.  
WAVE DETAIL: SE 2 FT AT 8 SECONDS.    
TUE NIGHT
 
SE WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT. SEAS  
2 TO 3 FT.    
WED
 
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
S WINDS 5 TO 10 KT. SEAS 3 FT.    
THU
 
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.    
THU NIGHT
 
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
AMZ362-301300-  
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-  
732 PM EDT SAT AUG 29 2026  
   
TONIGHT
 
SE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT  
8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS THIS EVENING,  
THEN A CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.    
SUN
 
E WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS  
AND SE 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS AND TSTMS, MAINLY  
IN THE MORNING.    
SUN NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT  
AT 8 SECONDS.    
MON
 
NE WINDS 5 TO 10 KT. 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.    
TUE
 
E WINDS 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT  
8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE MORNING.    
TUE NIGHT
 
SE WINDS 5 KT. SEAS 2 TO 3 FT.    
WED
 
E WINDS 5 KT. SEAS 2 TO 3 FT.    
WED NIGHT
 
S WINDS 5 TO 10 KT. SEAS 3 FT.    
THU
 
S WINDS 5 TO 10 KT. SEAS 3 FT.    
THU NIGHT
 
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
AMZ364-301300-  
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM,  
INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY-  
732 PM EDT SAT AUG 29 2026  
   
TONIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT  
8 SECONDS AND SE 1 FOOT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS  
AND TSTMS EARLY THIS EVENING. A SLIGHT CHANCE OF SHOWERS AND  
TSTMS AFTER MIDNIGHT, THEN A CHANCE OF SHOWERS AND TSTMS LATE.    
SUN
 
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT  
8 SECONDS AND SE 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS AND  
TSTMS.    
SUN NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT  
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS 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
 
SE WINDS 5 TO 10 KT, DIMINISHING TO 5 KT AFTER  
MIDNIGHT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS.    
TUE
 
E WINDS 5 KT, INCREASING TO 5 TO 10 KT IN THE AFTERNOON.  
SEAS 2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF  
SHOWERS AND TSTMS.    
TUE NIGHT
 
SE WINDS 5 TO 10 KT, DIMINISHING TO 5 KT AFTER  
MIDNIGHT. SEAS 2 FT.    
WED
 
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF  
SHOWERS AND TSTMS.    
WED NIGHT
 
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.    
THU
 
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF  
SHOWERS AND TSTMS.    
THU NIGHT
 
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
AMZ380-301300-  
WATERS FROM SOUTH SANTEE RIVER SC TO EDISTO BEACH SC EXTENDING  
FROM 20 TO 60 NM-  
732 PM EDT SAT AUG 29 2026  
   
TONIGHT
 
SE WINDS 5 TO 10 KT, BECOMING 5 KT LATE. SEAS 2 FT.  
WAVE DETAIL: SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND  
TSTMS EARLY THIS EVENING, THEN A CHANCE OF SHOWERS AND TSTMS LATE  
THIS EVENING.    
SUN
 
E WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT  
8 SECONDS. A CHANCE OF SHOWERS AND TSTMS, MAINLY IN THE MORNING.    
SUN NIGHT
 
SE WINDS 5 TO 10 KT, DIMINISHING TO 5 KT AFTER  
MIDNIGHT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS. A SLIGHT  
CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.    
MON
 
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT  
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.    
MON NIGHT
 
SE WINDS 5 TO 10 KT, DIMINISHING TO 5 KT AFTER  
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS.    
TUE
 
E WINDS 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT  
8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.    
TUE NIGHT
 
SE WINDS 5 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT  
AFTER MIDNIGHT.    
WED
 
SE WINDS 5 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.    
THU
 
S WINDS 5 KT. SEAS 3 FT.    
THU NIGHT
 
S WINDS 5 TO 10 KT. SEAS 3 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
AMZ382-301300-  
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA EXTENDING FROM 20 TO  
60 NM-  
732 PM EDT SAT AUG 29 2026  
   
TONIGHT
 
SE 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 THIS  
EVENING, THEN A CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.    
SUN
 
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT  
AT 8 SECONDS. A CHANCE OF SHOWERS AND TSTMS, MAINLY IN THE  
MORNING.    
SUN NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE  
3 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER  
MIDNIGHT.    
MON
 
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT  
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.    
MON NIGHT
 
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE  
3 FT AT 8 SECONDS.    
TUE
 
E WINDS 5 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT  
8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.    
TUE NIGHT
 
SE WINDS 5 TO 10 KT. SEAS 3 FT.    
WED
 
E WINDS 5 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.    
THU
 
S WINDS 5 KT. SEAS 3 TO 4 FT.    
THU NIGHT
 
S WINDS 5 TO 10 KT. SEAS 3 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
AMZ384-301300-  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO  
60 NM-  
732 PM EDT SAT AUG 29 2026  
   
TONIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT  
4 SECONDS AND SE 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS AND TSTMS  
AFTER MIDNIGHT.    
SUN
 
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT  
AT 8 SECONDS AND SE 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS AND  
TSTMS.    
SUN NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE  
2 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER  
MIDNIGHT.    
MON
 
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT  
AT 8 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS, MAINLY IN  
THE MORNING.    
MON NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE  
3 FT AT 8 SECONDS.    
TUE
 
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT  
AT 8 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
TUE NIGHT
 
SE WINDS 5 KT. SEAS 2 TO 3 FT.    
WED
 
E WINDS 5 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
SE WINDS 5 KT. SEAS 3 TO 4 FT.    
THU
 
SE WINDS 5 KT. SEAS 3 FT. A SLIGHT CHANCE OF SHOWERS AND  
TSTMS.    
THU NIGHT
 
S WINDS 5 KT. SEAS 2 TO 3 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
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