598  
FZUS52 KCHS 040935  
CWFCHS  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE CHARLESTON SC  
435 AM EST WED MAR 4 2026  
 
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  
 
AMZ300-042300-  
435 AM EST WED MAR 4 2026  
 
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA  
AND NORTH COASTAL GEORGIA...  
A BROAD AREA OF HIGH PRESSURE WILL PREVAIL OVER THE WATERS  
THROUGH THE REST OF THE WEEK.  
 
 
 
AMZ330-042300-  
CHARLESTON HARBOR-  
435 AM EST WED MAR 4 2026  
   
TODAY  
LIGHT AND VARIABLE WINDS, BECOMING NE 5 KT LATE THIS  
MORNING, THEN BECOMING SE 5 KT THIS AFTERNOON. AREAS OF DENSE FOG  
EARLY THIS MORNING, THEN PATCHY DENSE FOG LATE THIS MORNING. VSBY  
1 NM OR LESS THIS MORNING.    
TONIGHT  
S WINDS 5 KT.    
THU  
SE WINDS 5 KT.    
THU NIGHT  
S WINDS 5 KT.    
FRI  
S WINDS 5 KT.    
FRI NIGHT  
S WINDS 5 KT.    
SAT  
S WINDS 5 TO 10 KT.    
SAT NIGHT  
S WINDS 5 KT.    
SUN  
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS.    
SUN NIGHT  
SW WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS.  
 
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.  
 
CHARLESTON HARBOR WATER TEMPERATURE 56 DEGREES.  
 
 
 
AMZ350-042300-  
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-  
435 AM EST WED MAR 4 2026  
   
TODAY  
VARIABLE WINDS 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT  
AT 8 SECONDS. AREAS OF DENSE FOG EARLY THIS MORNING, THEN PATCHY  
DENSE FOG LATE THIS MORNING. VSBY 1 NM OR LESS THIS MORNING.    
TONIGHT  
SE WINDS 5 KT. SEAS 4 FT. WAVE DETAIL: SE 4 FT AT  
9 SECONDS.    
THU  
SE WINDS 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT  
9 SECONDS.    
THU NIGHT  
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE  
4 FT AT 10 SECONDS.    
FRI  
S WINDS 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT  
10 SECONDS.    
FRI NIGHT  
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE  
4 FT AT 10 SECONDS.    
SAT  
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE  
OF SHOWERS.    
SUN  
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.   
SUN NIGHT  
SW WINDS 10 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.  
 
 
 
 
AMZ352-042300-  
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-  
435 AM EST WED MAR 4 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON EST TODAY  
 
   
TODAY  
NE WINDS 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT  
8 SECONDS. AREAS OF DENSE FOG EARLY THIS MORNING, THEN PATCHY  
DENSE FOG LATE THIS MORNING. VSBY 1 NM OR LESS THIS MORNING.    
TONIGHT  
SE WINDS 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT  
9 SECONDS.    
THU  
E WINDS 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT  
9 SECONDS.    
THU NIGHT  
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE  
4 FT AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS.    
FRI  
SE WINDS 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT  
10 SECONDS.    
FRI NIGHT  
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE  
4 FT AT 10 SECONDS.    
SAT  
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE  
OF SHOWERS.    
SUN  
SW WINDS 10 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF  
SHOWERS.    
SUN NIGHT  
SW WINDS 10 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.  
 
 
 
 
AMZ354-042300-  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING  
GRAYS REEF NATIONAL MARINE SANCTUARY-  
435 AM EST WED MAR 4 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON EST TODAY  
 
   
TODAY  
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT  
AT 8 SECONDS. WIDESPREAD DENSE FOG EARLY THIS MORNING, THEN AREAS  
OF DENSE FOG LATE THIS MORNING. VSBY 1 NM OR LESS THIS MORNING.    
TONIGHT  
E WINDS 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT  
9 SECONDS.    
THU  
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT  
9 SECONDS.    
THU NIGHT  
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E  
4 FT AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.    
FRI  
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT  
AT 10 SECONDS.    
FRI NIGHT  
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E  
4 FT AT 10 SECONDS.    
SAT  
SE WINDS 5 TO 10 KT. SEAS 3 FT.    
SAT NIGHT  
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE  
OF SHOWERS.    
SUN  
S WINDS 10 TO 15 KT. SEAS 3 FT. A SLIGHT CHANCE OF  
SHOWERS.    
SUN NIGHT  
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A CHANCE OF  
SHOWERS.  
 
 
 
AMZ374-042300-  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-  
435 AM EST WED MAR 4 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON EST TODAY  
 
   
TODAY  
NE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E 5 FT  
AT 8 SECONDS AND NE 3 FT AT 7 SECONDS. AREAS OF DENSE FOG EARLY  
THIS MORNING, THEN PATCHY DENSE FOG LATE THIS MORNING. VSBY 1 NM  
OR LESS THIS MORNING.    
TONIGHT  
E WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E  
5 FT AT 9 SECONDS.    
THU  
E WINDS 5 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E 5 FT AT  
9 SECONDS.    
THU NIGHT  
SE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E  
5 FT AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS.    
FRI  
SE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E 5 FT  
AT 10 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE MORNING.    
FRI NIGHT  
SE WINDS 5 TO 10 KT. SEAS 4 FT. WAVE DETAIL: E 4 FT  
AT 10 SECONDS.    
SAT  
SE WINDS 5 TO 10 KT. SEAS 4 FT.    
SAT NIGHT  
S WINDS 5 TO 10 KT. SEAS 4 FT. A SLIGHT CHANCE OF  
SHOWERS.    
SUN  
S WINDS 5 TO 10 KT. SEAS 4 FT. A SLIGHT CHANCE OF SHOWERS.   
SUN NIGHT  
S WINDS 10 TO 15 KT. SEAS 4 FT. A CHANCE OF SHOWERS.  
 
 
 
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