147  
FZUS52 KCHS 100758  
CWFCHS  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE CHARLESTON SC  
258 AM EST FRI JAN 10 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  
 
AMZ300-102015-  
258 AM EST FRI JAN 10 2025  
 
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA  
AND NORTH COASTAL GEORGIA...  
A LOW PRESSURE SYSTEM WILL APPROACH THE REGION TODAY, TRACKING  
TOWARDS THE NORTHEAST ACROSS THE REGION TONIGHT INTO TOMORROW  
MORNING. HIGH PRESSURE WILL THEN BUILD INTO THE REGION AND  
PREVAIL INTO THE MIDDLE OF NEXT WEEK.  
 
 
 
AMZ330-102015-  
CHARLESTON HARBOR-  
258 AM EST FRI JAN 10 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH  
SATURDAY MORNING...  
   
TODAY  
NE WINDS 5 TO 10 KT. A CHANCE OF RAIN AND SNOW LATE THIS  
MORNING. A CHANCE OF RAIN THIS AFTERNOON.    
TONIGHT  
E WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT WITH  
GUSTS TO 25 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT. RAIN.   
SAT  
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.  
A CHANCE OF RAIN IN THE MORNING.    
SAT NIGHT  
NW WINDS 10 KT.    
SUN  
NE WINDS 5 TO 10 KT.    
SUN NIGHT  
NW WINDS 5 KT.    
MON  
W WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS.    
MON NIGHT  
W WINDS 10 KT.    
TUE  
NW WINDS 10 KT.    
TUE NIGHT  
NW WINDS 10 TO 15 KT.  
 
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.  
 
CHARLESTON HARBOR WATER TEMPERATURE 50 DEGREES.  
 
 
 
AMZ350-102015-  
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-  
258 AM EST FRI JAN 10 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE  
TONIGHT...  
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY  
MORNING...  
   
TODAY  
N WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT LATE THIS  
MORNING. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS. A  
SLIGHT CHANCE OF RAIN LATE THIS MORNING. A CHANCE OF RAIN THIS  
AFTERNOON.    
TONIGHT  
SE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, BECOMING SW  
25 TO 30 KT WITH GUSTS TO 35 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT,  
BUILDING TO 5 TO 7 FT AFTER MIDNIGHT. WAVE DETAIL: SE 3 FT AT 4  
SECONDS AND NE 2 FT AT 7 SECONDS, BECOMING S 7 FT AT 7 SECONDS AND  
E 1 FOOT AT 10 SECONDS. RAIN.   
SAT  
W WINDS 25 TO 30 KT, BECOMING NW 15 TO 20 KT WITH GUSTS TO  
25 KT IN THE AFTERNOON. SEAS 6 TO 8 FT, SUBSIDING TO 4 TO 6 FT IN  
THE AFTERNOON. WAVE DETAIL: S 8 FT AT 8 SECONDS AND S 8 FT AT  
10 SECONDS, BECOMING SW 6 FT AT 8 SECONDS AND E 6 FT AT  
10 SECONDS. A CHANCE OF RAIN IN THE MORNING.    
SAT NIGHT  
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT, SUBSIDING TO  
2 TO 3 FT AFTER MIDNIGHT. WAVE DETAIL: W 4 FT AT 7 SECONDS AND E  
1 FOOT AT 10 SECONDS, BECOMING NW 3 FT AT 6 SECONDS AND E 1 FOOT  
AT 7 SECONDS.    
SUN  
N WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SW 2 FT AT  
5 SECONDS AND N 1 FOOT AT 5 SECONDS.    
SUN NIGHT  
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE  
DETAIL: SW 1 FOOT AT 5 SECONDS AND NE 1 FOOT AT 6 SECONDS.    
MON  
W WINDS 5 TO 10 KT. SEAS 2 FT. A SLIGHT CHANCE OF SHOWERS.   
MON NIGHT  
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.   
TUE  
NW WINDS 10 TO 15 KT. SEAS 2 FT.    
TUE NIGHT  
NW WINDS 15 TO 20 KT. SEAS 2 TO 3 FT.  
 
 
 
AMZ352-102015-  
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-  
258 AM EST FRI JAN 10 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH  
SATURDAY MORNING...  
   
TODAY  
NE WINDS 10 TO 15 KT, BECOMING E LATE. SEAS 2 FT. WAVE  
DETAIL: NE 2 FT AT 7 SECONDS. A SLIGHT CHANCE OF RAIN LATE.    
TONIGHT  
SE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT, BECOMING SW  
20 TO 25 KT WITH GUSTS TO 30 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT,  
BUILDING TO 5 TO 7 FT AFTER MIDNIGHT. WAVE DETAIL: SE 4 FT AT 4  
SECONDS AND NE 2 FT AT 7 SECONDS, BECOMING S 7 FT AT 7 SECONDS AND  
E 1 FOOT AT 9 SECONDS. RAIN.   
SAT  
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT, BECOMING NW 15 TO  
20 KT WITH GUSTS TO 25 KT IN THE AFTERNOON. SEAS 5 TO 7 FT,  
SUBSIDING TO 4 TO 5 FT IN THE AFTERNOON. WAVE DETAIL: S 7 FT AT 8  
SECONDS AND E 5 FT AT 9 SECONDS, BECOMING W 5 FT AT 6 SECONDS AND  
E 3 FT AT 10 SECONDS. A CHANCE OF RAIN IN THE MORNING.    
SAT NIGHT  
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT, SUBSIDING TO  
2 FT AFTER MIDNIGHT. WAVE DETAIL: NW 4 FT AT 5 SECONDS AND E  
1 FOOT AT 10 SECONDS, BECOMING NW 2 FT AT 4 SECONDS AND NE 1 FOOT  
AT 9 SECONDS.    
SUN  
N WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: N  
1 FOOT AT 5 SECONDS.    
SUN NIGHT  
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE  
DETAIL: W 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT 5 SECONDS.    
MON  
NW WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS.    
MON NIGHT  
NW WINDS 10 TO 15 KT. SEAS 2 FT.    
TUE  
NW WINDS 10 TO 15 KT. SEAS 2 FT.    
TUE NIGHT  
NW WINDS 15 TO 20 KT. SEAS 2 TO 3 FT.  
 
 
 
AMZ354-102015-  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING  
GRAYS REEF NATIONAL MARINE SANCTUARY-  
258 AM EST FRI JAN 10 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH  
SATURDAY MORNING...  
   
TODAY  
NE WINDS 10 KT, BECOMING E LATE. SEAS 2 FT. WAVE DETAIL:  
NE 2 FT AT 8 SECONDS.    
TONIGHT  
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER  
MIDNIGHT. SEAS 3 TO 4 FT, BUILDING TO 4 TO 6 FT AFTER MIDNIGHT.  
WAVE DETAIL: SE 4 FT AT 4 SECONDS AND NE 2 FT AT 8 SECONDS,  
BECOMING S 6 FT AT 7 SECONDS AND E 2 FT AT 9 SECONDS. A CHANCE OF  
RAIN IN THE EVENING, THEN RAIN AFTER MIDNIGHT.    
SAT  
W WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. SEAS 4 TO 5 FT,  
SUBSIDING TO 3 TO 4 FT IN THE AFTERNOON. WAVE DETAIL: SW 5 FT AT  
7 SECONDS AND SE 4 FT AT 8 SECONDS, BECOMING W 3 FT AT 4 SECONDS  
AND SE 3 FT AT 7 SECONDS. A CHANCE OF RAIN IN THE MORNING.    
SAT NIGHT  
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:  
NW 3 FT AT 4 SECONDS AND E 2 FT AT 10 SECONDS.    
SUN  
N WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. WAVE DETAIL: NW 2 FT  
AT 4 SECONDS AND NE 1 FOOT AT 9 SECONDS, BECOMING NW 1 FOOT AT  
3 SECONDS AND NE 1 FOOT AT 6 SECONDS.    
SUN NIGHT  
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE  
DETAIL: N 1 FOOT AT 6 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT.    
MON  
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. A CHANCE OF  
SHOWERS.    
MON NIGHT  
NW WINDS 10 TO 15 KT. SEAS 2 FT.    
TUE  
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.    
TUE NIGHT  
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.  
 
 
 
AMZ374-102015-  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-  
258 AM EST FRI JAN 10 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH SATURDAY  
MORNING...  
   
TODAY  
NE WINDS 10 TO 15 KT, BECOMING SE LATE. SEAS 3 TO 4 FT,  
SUBSIDING TO 2 TO 3 FT THIS AFTERNOON. WAVE DETAIL: NE 4 FT AT  
8 SECONDS, BECOMING NE 3 FT AT 8 SECONDS.    
TONIGHT  
S WINDS 25 TO 30 KT, BECOMING SW WITH GUSTS TO 35 KT  
AFTER MIDNIGHT. SEAS 4 TO 6 FT, BUILDING TO 7 TO 9 FT AFTER  
MIDNIGHT. WAVE DETAIL: S 6 FT AT 5 SECONDS AND NE 3 FT AT 8  
SECONDS, BECOMING S 9 FT AT 7 SECONDS AND E 2 FT AT 9 SECONDS. A  
CHANCE OF RAIN IN THE EVENING, THEN RAIN AFTER MIDNIGHT.    
SAT  
W WINDS 25 TO 30 KT WITH GUSTS TO 35 KT, BECOMING NW 20 TO  
25 KT IN THE AFTERNOON. SEAS 6 TO 8 FT, SUBSIDING TO 5 TO 7 FT IN  
THE AFTERNOON. WAVE DETAIL: SW 8 FT AT 7 SECONDS AND E 2 FT AT 10  
SECONDS, BECOMING W 6 FT AT 6 SECONDS AND E 2 FT AT 10 SECONDS. A  
CHANCE OF RAIN IN THE MORNING.    
SAT NIGHT  
NW WINDS 15 TO 20 KT, BECOMING N 10 TO 15 KT AFTER  
MIDNIGHT. SEAS 4 TO 5 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT.  
WAVE DETAIL: NW 4 FT AT 5 SECONDS AND E 1 FOOT AT 10 SECONDS,  
BECOMING NW 3 FT AT 5 SECONDS AND E 1 FOOT AT 10 SECONDS.    
SUN  
N WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: NW 2 FT AT  
4 SECONDS AND NE 1 FOOT AT 10 SECONDS.   
SUN NIGHT  
NW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: NW  
1 FOOT AT 3 SECONDS AND E 1 FOOT AT 13 SECONDS. A SLIGHT CHANCE  
OF SHOWERS AFTER MIDNIGHT.    
MON  
NW WINDS 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS.    
MON NIGHT  
NW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.   
TUE  
NW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.    
TUE NIGHT  
NW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.  
 
 
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