650  
FZUS52 KCHS 080509  
CWFCHS  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE CHARLESTON SC  
109 AM EDT TUE JUL 8 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  
 
AMZ300-081815-  
109 AM EDT TUE JUL 8 2025  
 
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA  
AND NORTH COASTAL GEORGIA...  
WEAK HIGH PRESSURE WILL EXTEND ACROSS THE AREA THROUGH THE WEEK.  
 
 
 
AMZ330-081815-  
CHARLESTON HARBOR-  
109 AM EDT TUE JUL 8 2025  
   
REST OF TONIGHT  
SW WINDS 5 KT.    
TUE  
S WINDS 5 KT, INCREASING TO 15 KT WITH GUSTS TO 20 KT 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 LIKELY. A CHANCE OF TSTMS IN  
THE MORNING, THEN TSTMS LIKELY IN THE AFTERNOON.    
THU NIGHT  
SW WINDS 10 TO 15 KT. A CHANCE OF TSTMS. SHOWERS  
LIKELY, MAINLY IN THE EVENING.    
FRI  
SW WINDS 10 TO 15 KT. A CHANCE OF SHOWERS AND TSTMS.    
FRI NIGHT  
SW WINDS 10 TO 15 KT. A CHANCE OF SHOWERS AND TSTMS.   
SAT  
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.    
SAT 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 84 DEGREES.  
 
 
 
AMZ350-081815-  
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-  
109 AM EDT TUE JUL 8 2025  
   
REST OF TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS.    
TUE  
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT IN THE  
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS. A  
SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE MORNING, THEN A CHANCE  
OF SHOWERS AND TSTMS IN THE AFTERNOON.    
TUE NIGHT  
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: 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: SE 2 FT  
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. A CHANCE OF TSTMS. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.    
THU  
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT  
7 SECONDS. SHOWERS LIKELY WITH A CHANCE OF TSTMS.    
THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 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. A CHANCE OF  
SHOWERS AND TSTMS.    
SAT  
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SAT NIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 FT. A CHANCE OF SHOWERS  
AND TSTMS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
 
 
AMZ352-081815-  
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-  
109 AM EDT TUE JUL 8 2025  
   
REST OF TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 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: 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 FT. WAVE DETAIL: SE 2 FT AT  
8 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
WED NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:  
SE 2 FT AT 7 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
THU  
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT  
7 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 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.    
SAT  
SW WINDS 5 TO 10 KT. SEAS 3 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SAT NIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 FT. A CHANCE OF SHOWERS  
AND TSTMS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
 
 
AMZ354-081815-  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING  
GRAYS REEF NATIONAL MARINE SANCTUARY-  
109 AM EDT TUE JUL 8 2025  
   
REST OF TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS.    
TUE  
SW WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS  
2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF  
SHOWERS AND TSTMS IN THE AFTERNOON.    
TUE NIGHT  
S WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: SE 2 FT AT  
8 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
WED  
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.    
WED NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:  
SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
THU  
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT  
AT 7 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
THU NIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 FT. A CHANCE OF  
SHOWERS. A CHANCE OF TSTMS, MAINLY IN THE EVENING.    
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.    
SAT  
SW WINDS 10 KT. SEAS 3 FT. A CHANCE OF SHOWERS AND TSTMS.    
SAT NIGHT  
SW WINDS 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS  
AND TSTMS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
 
 
AMZ374-081815-  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-  
109 AM EDT TUE JUL 8 2025  
   
REST OF TONIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL:  
SE 3 FT AT 8 SECONDS AND E 1 FOOT AT 14 SECONDS. A SLIGHT CHANCE  
OF SHOWERS AND TSTMS.    
TUE  
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 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: 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  
SW WINDS 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 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: SE  
3 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
THU  
SW WINDS 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT  
7 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
THU NIGHT  
S WINDS 10 TO 15 KT WITH GUSTS TO 20 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.    
SAT  
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SAT NIGHT  
SW WINDS 10 KT. SEAS 3 FT. A CHANCE OF SHOWERS AND  
TSTMS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
 
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