465  
FZUS52 KJAX 050757  
CWFJAX  
 
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
257 AM EST FRI MAR 5 2021  
 
ATLANTIC COASTAL WATERS FROM ALTAMAHA SOUND GA TO FLAGLER BEACH FL  
OUT TO 60 NM.  
 
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST  
1/3 OF THE WAVES, ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE  
HIGHEST 1/10 OF THE WAVES.  
 
AMZ400-052215-  
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-  
257 AM EST FRI MAR 5 2021  
   
SYNOPSIS
 
 
HIGH PRESSURE RIDGE WILL BUILD FROM THE NORTH NORTHWEST THROUGH  
TODAY AS A DRY COLD FRONT MOVES SOUTH OVER THE AREA WATERS THIS  
MORNING WITH INCREASING NORTHEASTERLY WINDS. AN AREA OF LOW  
PRESSURE WILL THEN TRACK ACROSS THE GULF OF MEXICO TONIGHT, THEN  
ACROSS SOUTHERN FLORIDA ON SATURDAY. THIS LOW WILL EXIT TO THE  
EAST SOUTHEAST SATURDAY NIGHT. HIGH PRESSURE WILL BUILD TO THE  
NORTHWEST SUNDAY, THEN NORTH MONDAY, AND NORTHEAST TUESDAY THROUGH  
THURSDAY.  
   
GULF STREAM
 
 
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF  
MAR 04, 2021 AT 1200 UTC...  
 
74 NAUTICAL MILES EAST OF FLAGLER BEACH.  
80 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.  
85 NAUTICAL MILES EAST OF JACKSONVILLE BEACH.  
91 NAUTICAL MILES EAST OF ST SIMONS ISLAND.  
 
THIS DATA COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.  
 

 
 
AMZ450-452-454-052215-  
COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT  
20 NM-  
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT  
20 NM-  
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM-  
257 AM EST FRI MAR 5 2021  
   
..SMALL CRAFT SHOULD EXERCISE CAUTION
 
 
   
TODAY
 
NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHEAST 15 TO  
20 KNOTS IN THE LATE MORNING AND AFTERNOON. SEAS 3 TO 5 FEET WITH  
A DOMINANT PERIOD 5 SECONDS. CHOPPY ON THE INTRACOASTAL WATERS.    
TONIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH  
A DOMINANT PERIOD 6 SECONDS. CHOPPY ON THE INTRACOASTAL WATERS.  
SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.    
SATURDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH  
A DOMINANT PERIOD 6 SECONDS. CHOPPY ON THE INTRACOASTAL WATERS.  
CHANCE OF SHOWERS.    
SATURDAY NIGHT
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET.  
CHOPPY ON THE INTRACOASTAL WATERS. CHANCE OF SHOWERS IN THE  
EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.    
SUNDAY
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET. CHOPPY ON  
THE INTRACOASTAL WATERS.    
SUNDAY NIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO  
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET.    
MONDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.    
MONDAY NIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.   
TUESDAY
 
NORTHEAST WINDS 10 KNOTS. SEAS 3 TO 4 FEET.  
 

 
 
AMZ470-472-474-052215-  
WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL FROM 20 TO  
60 NM-  
WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL FROM 20 TO 60 NM-  
WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL FROM 20 TO 60 NM-  
257 AM EST FRI MAR 5 2021  
   
..SMALL CRAFT SHOULD EXERCISE CAUTION
 
 
   
TODAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH A  
DOMINANT PERIOD 7 SECONDS.    
TONIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET WITH  
A DOMINANT PERIOD 6 SECONDS. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT.    
SATURDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET WITH  
A DOMINANT PERIOD 6 SECONDS. CHANCE OF SHOWERS.    
SATURDAY NIGHT
 
NORTHEAST WINDS 20 KNOTS. SEAS 5 TO 7 FEET.  
CHANCE OF SHOWERS IN THE EVENING, THEN SLIGHT CHANCE OF SHOWERS  
AFTER MIDNIGHT.    
SUNDAY
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET.    
SUNDAY NIGHT
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET.    
MONDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 4 TO 6 FEET.    
MONDAY NIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.   
TUESDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.  
 

 
 
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