999  
FZUS52 KJAX 211525  
CWFJAX  
 
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
1025 AM EST SAT DEC 21 2024  
 
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.  
 
AMZ400-212215-  
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-  
1025 AM EST SAT DEC 21 2024  
   
SYNOPSIS
 
 
NORTHERLY WINDS WILL DECREASE TODAY NEARSHORE WITH EXERCISE  
CAUTION CONDITIONS REMAINING OFFSHORE AS STRONG HIGH PRESSURE  
BUILDS NORTH OF THE LOCAL WATERS. THE HIGH WILL BUILD MORE NORTH  
NORTHEAST THROUGH SUNDAY AS COASTAL TROUGH BEGINS TO FORM OVER THE  
LOCAL ATLANTIC WATERS WITH WINDS AGAIN INCREASING BACK TO NEAR  
ADVISORY LEVELS BY SUNDAY EVENING. COASTAL TROUGHS WILL CONTINUE  
THROUGH THE UPCOMING WEEK OVER THE LOCAL WATERS BRINGING PERIODS  
OF ELEVATED ONSHORE WINDS, SHOWERS AND ELEVATED SEAS NEAR ADVISORY  
LEVELS AT TIMES.  
 
   
GULF STREAM
 
 
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF  
DEC 17, 2024 AT 1200 UTC...  
 
62 NAUTICAL MILES EAST NORTHEAST OF FLAGLER BEACH.  
66 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.  
75 NAUTICAL MILES EAST OF JACKSONVILLE BEACH.  
84 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.  
 
THIS DATA COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.  
 

 
 
AMZ450-452-454-212215-  
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-  
1025 AM EST SAT DEC 21 2024  
   
REST OF TODAY
 
NORTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL: NORTH 4 FEET AT 6 SECONDS.  
INTRACOASTAL WATERS A MODERATE CHOP.    
TONIGHT
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. WAVE DETAIL: NORTH 4 FEET AT 6 SECONDS.  
INTRACOASTAL WATERS CHOPPY.    
SUNDAY
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT  
6 SECONDS. INTRACOASTAL WATERS CHOPPY.    
SUNDAY NIGHT
 
NORTHEAST WINDS 20 TO 25 KNOTS, DIMINISHING TO  
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 4 TO 6 FEET, OCCASIONALLY TO  
8 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT 7 SECONDS. INTRACOASTAL  
WATERS ROUGH. A SLIGHT CHANCE OF SHOWERS.    
MONDAY AND MONDAY NIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS  
4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST  
5 FEET AT 8 SECONDS. INTRACOASTAL WATERS CHOPPY. A CHANCE OF  
SHOWERS.    
TUESDAY THROUGH WEDNESDAY
 
NORTHEAST WINDS AROUND 10 KNOTS.  
SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL: EAST  
5 FEET AT 8 SECONDS. INTRACOASTAL WATERS LIGHT CHOP. A CHANCE OF  
SHOWERS.  
 

 
 
AMZ470-472-474-212215-  
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-  
1025 AM EST SAT DEC 21 2024  
   
..SMALL CRAFT EXERCISE CAUTION
 
 
   
REST OF TODAY
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL: NORTH 4 FEET AT 6 SECONDS  
AND NORTHEAST 4 FEET AT 9 SECONDS.    
TONIGHT
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL: NORTH 5 FEET AT 7 SECONDS.    
SUNDAY
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT  
7 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE MORNING, THEN A  
CHANCE OF SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT  
7 SECONDS. A CHANCE OF SHOWERS.    
MONDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT  
8 SECONDS. A CHANCE OF SHOWERS.    
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: EAST 6 FEET AT 8 SECONDS. A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE OF  
SHOWERS.    
TUESDAY THROUGH WEDNESDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS  
4 TO 6 FEET, OCCASIONALLY TO 8 FEET. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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