543  
FZUS52 KJAX 130529  
CWFJAX  
 
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
128 AM EDT MON OCT 13 2025  
 
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.  
 
AMZ400-132000-  
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-  
128 AM EDT MON OCT 13 2025  
   
SYNOPSIS  
 
OFFSHORE FLOW PREVAILS THROUGH TODAY WITH ELEVATED COMBINED SEAS  
CONTINUING SMALL CRAFT ADVISORY CONDITIONS OVER THE LOCAL WATERS  
BETWEEN HIGH PRESSURE NORTHWEST OF THE REGION AND LOW PRESSURE TO  
THE NORTHEAST. NORTHEAST WINDS INCREASE LATE TUESDAY INTO WEDNESDAY  
AS A FRONT MOVES ACROSS THE LOCAL WATERS AND HIGH PRESSURE BUILDS  
NORTHEAST OF THE REGION THROUGH THE END OF THE WEEK, WITH A RETURN  
OF SMALL CRAFT ADVISORY CONDITIONS LIKELY FOR AT LEAST THE OFFSHORE  
WATERS.  
 
   
GULF STREAM  
 
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF  
OCT 11, 2025 AT 1200 UTC...  
 
56 NAUTICAL MILES EAST NORTHEAST OF FLAGLER BEACH.  
59 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.  
76 NAUTICAL MILES EAST OF JACKSONVILLE BEACH.  
94 NAUTICAL MILES EAST OF ST SIMONS ISLAND.  
 
THIS DATA COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.  
 
 
 
AMZ450-452-454-132000-  
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-  
128 AM EDT MON OCT 13 2025  
 
...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS  
AFTERNOON...  
   
REST OF TONIGHT  
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 4 TO  
6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT  
11 SECONDS AND NORTH 2 FEET AT 5 SECONDS. INTRACOASTAL WATERS A  
MODERATE CHOP. A SLIGHT CHANCE OF SHOWERS LATE THIS EVENING.    
MONDAY  
NORTH WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT  
11 SECONDS AND NORTH 3 FEET AT 5 SECONDS. INTRACOASTAL WATERS A  
MODERATE CHOP.    
MONDAY NIGHT  
NORTHEAST WINDS 5 TO 10 KNOTS, BECOMING NORTHWEST  
AFTER MIDNIGHT. SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE  
DETAIL: NORTHEAST 5 FEET AT 11 SECONDS. INTRACOASTAL WATERS LIGHT  
CHOP.    
TUESDAY  
NORTHWEST WINDS 10 TO 15 KNOTS, BECOMING NORTHEAST IN  
THE AFTERNOON. SEAS 3 TO 4 FEET, OCCASIONALLY TO 5 FEET. WAVE  
DETAIL: NORTHEAST 4 FEET AT 9 SECONDS. INTRACOASTAL WATERS A  
MODERATE CHOP.    
TUESDAY NIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS, BECOMING NORTH  
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET, OCCASIONALLY TO  
6 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT 9 SECONDS. INTRACOASTAL  
WATERS CHOPPY.    
WEDNESDAY AND WEDNESDAY NIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS.  
SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST  
6 FEET AT 8 SECONDS. INTRACOASTAL WATERS CHOPPY.    
THURSDAY THROUGH FRIDAY  
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO  
6 FEET, OCCASIONALLY TO 8 FEET. INTRACOASTAL WATERS CHOPPY.  
 
 
 
AMZ470-472-474-132000-  
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-  
128 AM EDT MON OCT 13 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON  
 
   
REST OF TONIGHT  
NORTHWEST WINDS AROUND 15 KNOTS. SEAS 6 TO  
7 FEET, OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT  
11 SECONDS AND NORTH 4 FEET AT 6 SECONDS. A CHANCE OF SHOWERS  
LATE THIS EVENING, THEN A SLIGHT CHANCE OF SHOWERS.    
MONDAY  
NORTH WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT  
11 SECONDS AND NORTH 4 FEET AT 6 SECONDS.    
MONDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT  
9 SECONDS.    
TUESDAY  
NORTH WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT  
10 SECONDS.    
TUESDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO  
20 KNOTS AFTER MIDNIGHT. SEAS 4 TO 6 FEET, OCCASIONALLY TO  
8 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT 9 SECONDS.    
WEDNESDAY AND WEDNESDAY NIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS.  
SEAS 5 TO 7 FEET, OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST  
7 FEET AT 8 SECONDS.    
THURSDAY THROUGH FRIDAY  
EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO  
7 FEET, OCCASIONALLY TO 9 FEET.  
 
 
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