940  
FZUS52 KCHS 052140  
CWFCHS  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE CHARLESTON SC  
439 PM EST FRI DEC 5 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  
 
AMZ300-061000-  
439 PM EST FRI DEC 5 2025  
 
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA  
AND NORTH COASTAL GEORGIA...  
A FRONTAL SYSTEM WILL MAINTAIN UNSETTLED WEATHER THROUGH EARLY  
NEXT WEEK, THEN COLD HIGH PRESSURE WILL BUILD IN.  
 

 
 
AMZ330-061000-  
CHARLESTON HARBOR-  
439 PM EST FRI DEC 5 2025  
   
TONIGHT
 
N WINDS 5 KT. PATCHY FOG. A SLIGHT CHANCE OF TSTMS  
EARLY THIS EVENING. SHOWERS UNTIL EARLY MORNING. A CHANCE OF  
SHOWERS LATE.    
SAT
 
NW WINDS 5 KT. PATCHY FOG IN THE MORNING. A CHANCE OF  
SHOWERS IN THE MORNING, THEN SHOWERS IN THE AFTERNOON.    
SAT NIGHT
 
W WINDS 5 KT, BECOMING N AFTER MIDNIGHT. A CHANCE OF  
SHOWERS.    
SUN
 
NE WINDS 5 KT. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON.    
SUN NIGHT
 
N WINDS 5 KT. A CHANCE OF SHOWERS, MAINLY IN THE  
EVENING.    
MON
 
N WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. A SLIGHT CHANCE OF SHOWERS IN THE MORNING.    
MON NIGHT
 
N WINDS 10 TO 15 KT.    
TUE
 
N WINDS 5 TO 10 KT.    
TUE NIGHT
 
N WINDS 5 KT.    
WED
 
NW WINDS 5 TO 10 KT.    
WED NIGHT
 
W WINDS 10 KT.  
 
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.  
 
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.  
 
CHARLESTON HARBOR WATER TEMPERATURE 58 DEGREES.  
 

 
 
AMZ350-061000-  
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-  
439 PM EST FRI DEC 5 2025  
   
TONIGHT
 
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S  
3 FT AT 6 SECONDS AND E 2 FT AT 10 SECONDS. PATCHY FOG EARLY THIS  
EVENING. PATCHY FOG LATE THIS EVENING. A SLIGHT CHANCE OF TSTMS  
EARLY THIS EVENING. SHOWERS THIS EVENING. A CHANCE OF SHOWERS  
AFTER MIDNIGHT. VSBY 1 TO 3 NM EARLY THIS EVENING.    
SAT
 
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT  
AT 5 SECONDS AND E 2 FT AT 10 SECONDS. A CHANCE OF SHOWERS IN THE  
MORNING, THEN SHOWERS IN THE AFTERNOON.    
SAT NIGHT
 
NW WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS  
2 TO 3 FT. WAVE DETAIL: E 2 FT AT 10 SECONDS AND NE 1 FOOT AT  
4 SECONDS. A CHANCE OF SHOWERS.    
SUN
 
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT  
9 SECONDS AND S 1 FOOT AT 5 SECONDS. A SLIGHT CHANCE OF SHOWERS  
IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON.    
SUN NIGHT
 
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE  
2 FT AT 3 SECONDS AND E 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS,  
MAINLY IN THE EVENING.    
MON
 
N WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. SEAS 3 TO 4 FT, BUILDING TO 4 TO 5 FT IN THE  
AFTERNOON. WAVE DETAIL: NE 3 FT AT 4 SECONDS AND SE 2 FT AT  
9 SECONDS, BECOMING NE 4 FT AT 5 SECONDS AND SE 2 FT AT  
9 SECONDS. A CHANCE OF SHOWERS, MAINLY IN THE MORNING.    
MON NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO  
6 FT.    
TUE
 
N WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
TUE NIGHT
 
N WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.    
WED
 
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
W WINDS 15 TO 20 KT. SEAS 4 TO 5 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
AMZ352-061000-  
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-  
439 PM EST FRI DEC 5 2025  
   
TONIGHT
 
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT, SUBSIDING TO 2 TO  
3 FT AFTER MIDNIGHT. WAVE DETAIL: S 3 FT AT 6 SECONDS AND E 2 FT  
AT 10 SECONDS, BECOMING S 2 FT AT 5 SECONDS AND E 2 FT AT  
10 SECONDS. PATCHY FOG EARLY THIS EVENING. PATCHY FOG LATE THIS  
EVENING. SHOWERS WITH A SLIGHT CHANCE OF TSTMS THIS EVENING, THEN  
A CHANCE OF SHOWERS AFTER MIDNIGHT. VSBY 1 TO 3 NM EARLY THIS  
EVENING.    
SAT
 
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT  
AT 10 SECONDS AND S 1 FOOT AT 5 SECONDS. A CHANCE OF SHOWERS IN  
THE MORNING, THEN SHOWERS IN THE AFTERNOON.    
SAT NIGHT
 
NW WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS  
2 FT. WAVE DETAIL: E 2 FT AT 10 SECONDS AND S 1 FOOT AT  
4 SECONDS. SHOWERS LIKELY.    
SUN
 
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT  
9 SECONDS AND NE 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS.    
SUN NIGHT
 
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE  
2 FT AT 3 SECONDS AND E 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS,  
MAINLY IN THE EVENING.    
MON
 
N WINDS 10 TO 15 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT  
IN THE AFTERNOON. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND E 2 FT AT  
9 SECONDS, BECOMING NE 3 FT AT 4 SECONDS AND E 2 FT AT 9 SECONDS.  
A CHANCE OF SHOWERS IN THE MORNING.    
MON NIGHT
 
N WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.    
TUE
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
N WINDS 5 KT. SEAS 3 TO 4 FT.    
WED
 
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.    
WED NIGHT
 
W WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
AMZ354-061000-  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING  
GRAYS REEF NATIONAL MARINE SANCTUARY-  
439 PM EST FRI DEC 5 2025  
   
TONIGHT
 
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE  
2 FT AT 5 SECONDS AND E 2 FT AT 10 SECONDS. PATCHY FOG EARLY THIS  
EVENING. SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS THIS  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. VSBY 1 TO 3 NM  
EARLY THIS EVENING.    
SAT
 
NW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT  
10 SECONDS AND S 1 FOOT AT 5 SECONDS. A CHANCE OF SHOWERS IN THE  
MORNING, THEN SHOWERS IN THE AFTERNOON WITH VSBY 1 TO 3 NM.    
SAT NIGHT
 
NW WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS  
2 FT. WAVE DETAIL: E 2 FT AT 10 SECONDS. SHOWERS LIKELY.    
SUN
 
NE WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: E 2 FT AT  
10 SECONDS. A CHANCE OF SHOWERS.    
SUN NIGHT
 
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE  
2 FT AT 3 SECONDS AND E 2 FT AT 10 SECONDS. A CHANCE OF SHOWERS,  
MAINLY IN THE EVENING.    
MON
 
N WINDS 10 TO 15 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT  
IN THE AFTERNOON. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND E 2 FT AT  
9 SECONDS, BECOMING NE 3 FT AT 4 SECONDS AND E 2 FT AT 9 SECONDS.  
A SLIGHT CHANCE OF SHOWERS IN THE MORNING.    
MON NIGHT
 
N WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.    
TUE
 
NE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
N WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.    
WED
 
NW WINDS 5 TO 10 KT. SEAS 3 FT.    
WED NIGHT
 
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
AMZ374-061000-  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-  
439 PM EST FRI DEC 5 2025  
   
TONIGHT
 
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S  
3 FT AT 5 SECONDS AND E 2 FT AT 10 SECONDS. PATCHY FOG EARLY THIS  
EVENING. PATCHY FOG LATE THIS EVENING. SHOWERS LIKELY WITH A  
SLIGHT CHANCE OF TSTMS THIS EVENING, THEN A SLIGHT CHANCE OF  
SHOWERS AFTER MIDNIGHT. VSBY 1 TO 3 NM EARLY THIS EVENING.    
SAT
 
NW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 10 SECONDS AND  
N 2 FT AT 3 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE MORNING,  
THEN SHOWERS LIKELY IN THE AFTERNOON.    
SAT NIGHT
 
NW WINDS 10 TO 15 KT, BECOMING N 5 TO 10 KT AFTER  
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 10 SECONDS AND N  
2 FT AT 3 SECONDS. SHOWERS, MAINLY IN THE EVENING.    
SUN
 
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT  
AT 9 SECONDS. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS  
LIKELY IN THE AFTERNOON.    
SUN NIGHT
 
NE WINDS 5 TO 10 KT, BECOMING N 10 TO 15 KT AFTER  
MIDNIGHT. SEAS 2 TO 3 FT, BUILDING TO 3 TO 4 FT AFTER MIDNIGHT.  
WAVE DETAIL: E 3 FT AT 9 SECONDS, BECOMING E 3 FT AT 9 SECONDS  
AND N 2 FT AT 3 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF TSTMS IN THE EVENING, THEN A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT.    
MON
 
N WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. SEAS 3 TO 4 FT, BUILDING TO 4 TO 5 FT IN THE  
AFTERNOON. WAVE DETAIL: N 3 FT AT 4 SECONDS AND E 3 FT AT  
9 SECONDS, BECOMING NE 4 FT AT 5 SECONDS AND E 2 FT AT 9 SECONDS.  
A CHANCE OF SHOWERS, MAINLY IN THE MORNING.    
MON NIGHT
 
N WINDS 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO 6 FT,  
BUILDING TO 5 TO 6 FT AFTER MIDNIGHT.    
TUE
 
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
TUE NIGHT
 
N WINDS 5 TO 10 KT. SEAS 4 TO 5 FT.    
WED
 
NW WINDS 5 TO 10 KT. SEAS 4 FT.    
WED NIGHT
 
W WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
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