143  
FZUS52 KJAX 151002  
CWFJAX  
 
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
502 AM EST MON DEC 15 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.  
 
AMZ400-160115-  
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-  
502 AM EST MON DEC 15 2025  
   
SYNOPSIS
 
 
 
ARCTIC HIGH PRESSURE CENTERED OVER THE OHIO AND TENNESSEE VALLEYS  
WILL GRADUALLY WEAKEN AS IT SHIFTS SOUTHWARD TOWARDS OUR REGION  
TONIGHT. MEANWHILE, COASTAL TROUGHING WILL TAKE SHAPE OVER THE  
NORTHEAST FLORIDA WATERS THIS AFTERNOON AND TONIGHT. STRONG  
NORTHEASTERLY WINDS EARLY THIS MORNING WILL RESULT IN FREQUENT  
GALE FORCE WIND GUSTS ACROSS OUR LOCAL WATERS, WITH SPEEDS AND  
SEAS THEN GRADUALLY DIMINISHING THIS AFTERNOON AND TONIGHT. SEAS  
WILL REMAIN AT SMALL CRAFT ADVISORY LEVELS FOR THE OFFSHORE WATERS  
THROUGH TUESDAY MORNING. COASTAL TROUGHING WILL PERSIST THROUGH  
MIDWEEK AS HIGH PRESSURE SHIFTS OFFSHORE OF THE SOUTHEASTERN  
SEABOARD. WINDS WILL SHIFT TO SOUTHERLY AND THEN SOUTHWESTERLY ON  
THURSDAY AND THURSDAY NIGHT AHEAD OF A WEAKENING FRONTAL BOUNDARY  
THAT WILL APPROACH OUR LOCAL WATERS, BRINGING WIDELY SCATTERED  
SHOWERS AND POSSIBLY A FEW THUNDERSTORMS, MAINLY OFFSHORE. THIS  
FRONTAL BOUNDARY WILL CROSS OUR AREA ON FRIDAY MORNING, SHIFTING  
WINDS TO NORTHWESTERLY DURING THE AFTERNOON HOURS. HIGH PRESSURE  
BUILDING NORTH OF OUR REGION ON FRIDAY AFTERNOON AND EVENING WILL  
WEDGE DOWN THE SOUTHEASTERN SEABOARD, RESULTING IN WINDS SHIFTING  
TO NORTHEASTERLY BY FRIDAY NIGHT AND THEN EASTERLY ON SATURDAY  
AFTERNOON.  
 
   
GULF STREAM
 
 
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF  
DEC 06, 2025 AT 1200 UTC...  
 
71 NAUTICAL MILES EAST OF FLAGLER BEACH.  
74 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.  
85 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.  
97 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.  
 
THIS DATA COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.  
 

 
 
AMZ452-454-160115-  
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT  
20 NM-  
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM-  
502 AM EST MON DEC 15 2025  
   
..GALE WARNING IN EFFECT UNTIL 7 AM EST THIS MORNING
 
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
TODAY
 
NORTHEAST WINDS AROUND 25 KNOTS, BECOMING NORTH 15 TO 20  
KNOTS THIS AFTERNOON. FREQUENT GUSTS TO GALE FORCE EXPECTED EARLY  
THIS MORNING. SEAS 7 TO 9 FEET, OCCASIONALLY TO 11 FEET,  
SUBSIDING TO 6 TO 7 FEET, OCCASIONALLY TO 9 FEET THIS AFTERNOON.  
WAVE DETAIL:  
NORTHEAST 9 FEET AT 8 SECONDS, BECOMING NORTHEAST 7 FEET AT 9  
SECONDS. INTRACOASTAL WATERS ROUGH.    
TONIGHT
 
NORTH NORTHEAST WINDS AROUND 15 KNOTS. SEAS 5 TO 7  
FEET, OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT 10  
SECONDS. INTRACOASTAL WATERS A MODERATE CHOP.    
TUESDAY
 
NORTH NORTHEAST WINDS AROUND 15 KNOTS, BECOMING  
NORTHEAST 10 TO 15 KNOTS DURING THE AFTERNOON. SEAS 4 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT 10  
SECONDS. INTRACOASTAL WATERS BECOMING A LIGHT CHOP.    
TUESDAY NIGHT
 
NORTHEAST WINDS AROUND 10 KNOTS, BECOMING EAST  
NORTHEAST 5 TO 10 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT 10  
SECONDS. INTRACOASTAL WATERS BECOMING MOSTLY SMOOTH.    
WEDNESDAY
 
NORTHEAST WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. WAVE DETAIL: NORTHEAST 4 FEET AT 9  
SECONDS. INTRACOASTAL WATERS A LIGHT CHOP.    
WEDNESDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST  
AFTER MIDNIGHT. SEAS AROUND 3 FEET. WAVE DETAIL: EAST 3 FEET AT 9  
SECONDS. INTRACOASTAL WATERS MOSTLY SMOOTH. A SLIGHT CHANCE OF  
SHOWERS AFTER MIDNIGHT.    
THURSDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH AROUND  
10 KNOTS DURING THE AFTERNOON. SEAS 3 TO 4 FEET, OCCASIONALLY TO  
5 FEET. INTRACOASTAL WATERS BECOMING A LIGHT CHOP. A SLIGHT  
CHANCE OF SHOWERS.   
THURSDAY NIGHT
 
SOUTH WINDS AROUND 10 KNOTS, BECOMING SOUTHWEST  
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET, OCCASIONALLY TO  
5 FEET. INTRACOASTAL WATERS A LIGHT CHOP. A CHANCE OF SHOWERS.   
FRIDAY
 
WEST WINDS 10 TO 15 KNOTS, BECOMING NORTH NORTHWEST  
AROUND 15 KNOTS DURING THE AFTERNOON. SEAS 3 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. INTRACOASTAL WATERS BECOMING A MODERATE  
CHOP.  
 

 
 
AMZ450-160115-  
COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT  
20 NM-  
502 AM EST MON DEC 15 2025  
   
..GALE WARNING IN EFFECT UNTIL 7 AM EST THIS MORNING
 
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
 
 
   
TODAY
 
NORTHEAST WINDS AROUND 25 KNOTS, BECOMING NORTH  
NORTHEAST 15 TO 20 KNOTS THIS AFTERNOON. FREQUENT GUSTS TO GALE  
FORCE EXPECTED EARLY THIS MORNING. SEAS 5 TO 8 FEET, OCCASIONALLY  
TO 10 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT 8 SECONDS.  
INTRACOASTAL WATERS ROUGH.    
TONIGHT
 
NORTH NORTHEAST WINDS AROUND 10 KNOTS. SEAS 4 TO 6  
FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL: EAST 5 FEET AT 10  
SECONDS. INTRACOASTAL WATERS A LIGHT CHOP.    
TUESDAY
 
NORTH NORTHEAST WINDS AROUND 10 KNOTS, BECOMING  
NORTHEAST 5 TO 10 KNOTS DURING THE AFTERNOON. SEAS 3 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 10 SECONDS.  
INTRACOASTAL WATERS BECOMING MOSTLY SMOOTH.    
TUESDAY NIGHT
 
NORTHEAST WINDS AROUND 5 KNOTS, BECOMING NORTH  
AFTER MIDNIGHT. SEAS 2 TO 4 FEET, OCCASIONALLY TO 5 FEET. WAVE  
DETAIL: EAST 3 FEET AT 10 SECONDS. INTRACOASTAL WATERS SMOOTH.    
WEDNESDAY AND WEDNESDAY NIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS,  
BECOMING EAST NORTHEAST AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE  
DETAIL: EAST 3 FEET AT 10 SECONDS. INTRACOASTAL WATERS MOSTLY  
SMOOTH.    
THURSDAY
 
EAST SOUTHEAST WINDS AROUND 5 KNOTS, BECOMING  
SOUTH 5 TO 10 KNOTS DURING THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE  
DETAIL: EAST 3 FEET AT 10 SECONDS. INTRACOASTAL WATERS MOSTLY  
SMOOTH. A SLIGHT CHANCE OF SHOWERS.   
THURSDAY NIGHT
 
SOUTH WINDS AROUND 10 KNOTS, BECOMING SOUTHWEST  
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. A CHANCE OF  
SHOWERS.   
FRIDAY
 
WEST WINDS AROUND 10 KNOTS, BECOMING NORTH NORTHWEST  
DURING THE AFTERNOON. SEAS 2 TO 3 FEET. INTRACOASTAL WATERS A  
LIGHT CHOP.  
 

 
 
AMZ472-474-160115-  
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-  
502 AM EST MON DEC 15 2025  
   
..GALE WARNING IN EFFECT UNTIL 7 AM EST THIS MORNING
 
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
 
 
   
TODAY
 
NORTHEAST WINDS AROUND 25 KNOTS, DIMINISHING TO 15 TO 20  
KNOTS THIS AFTERNOON. FREQUENT GUSTS TO GALE FORCE EXPECTED THIS  
MORNING. SEAS 7 TO 9 FEET, OCCASIONALLY TO 11 FEET. WAVE DETAIL:  
NORTHEAST 9 FEET AT 8 SECONDS AND NORTH 2 FEET AT 8 SECONDS. A  
SLIGHT CHANCE OF SHOWERS.   
TONIGHT
 
NORTH NORTHEAST WINDS AROUND 15 KNOTS. SEAS 6 TO 8  
FEET, OCCASIONALLY TO 10 FEET. WAVE DETAIL:NORTHEAST 8 FEET AT  
10 SECONDS.    
TUESDAY
 
NORTHEAST WINDS AROUND 15 KNOTS, DIMINISHING TO AROUND  
10 KNOTS DURING THE AFTERNOON. SEAS 5 TO 6 FEET, OCCASIONALLY TO  
8 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT 10 SECONDS.    
TUESDAY NIGHT
 
EAST NORTHEAST WINDS AROUND 10 KNOTS, BECOMING  
EAST SOUTHEAST 5 TO 10 KNOTS AFTER MIDNIGHT. SEAS 4 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL:NORTHEAST 5 FEET AT 9  
SECONDS.    
WEDNESDAY
 
EAST SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 4  
FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 9  
SECONDS.    
WEDNESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS AROUND 4  
FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL:EAST 4 FEET AT 9  
SECONDS. A SLIGHT CHANCE OF SHOWERS.   
THURSDAY
 
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING SOUTH  
SOUTHEAST 10 TO 15 KNOTS DURING THE AFTERNOON. SEAS 4 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. A CHANCE OF SHOWERS.   
THURSDAY NIGHT
 
SOUTH SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING  
SOUTHWEST AROUND 15 KNOTS AFTER MIDNIGHT. SEAS 4 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. A CHANCE OF SHOWERS, WITH A SLIGHT CHANCE  
OF THUNDERSTORMS AFTER MIDNIGHT.    
FRIDAY
 
WEST WINDS AROUND 15 KNOTS, BECOMING NORTH NORTHWEST  
DURING THE AFTERNOON. SEAS 4 TO 5 FEET, OCCASIONALLY TO 6 FEET. A  
SLIGHT CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
AMZ470-160115-  
WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL FROM 20 TO  
60 NM-  
502 AM EST MON DEC 15 2025  
   
..GALE WARNING IN EFFECT UNTIL 7 AM EST THIS MORNING
 
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
TODAY
 
NORTHEAST WINDS AROUND 25 KNOTS, BECOMING NORTH NORTHEAST  
AND DIMINISHING TO AROUND 15 KNOTS THIS AFTERNOON. SEAS 7 TO 10  
FEET, OCCASIONALLY TO 13 FEET, SUBSIDING TO 6 TO 8 FEET,  
OCCASIONALLY TO 10 FEET THIS AFTERNOON. WAVE DETAIL: NORTHEAST 9  
FEET AT 8 SECONDS, BECOMING NORTHEAST 8 FEET AT 10 SECONDS.    
TONIGHT
 
NORTH NORTHEAST WINDS AROUND 10 KNOTS. SEAS 5 TO 7  
FEET, OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT 10  
SECONDS.    
TUESDAY
 
NORTH NORTHEAST WINDS AROUND 10 KNOTS. SEAS 4 TO 6  
FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL: EAST 6 FEET AT 10  
SECONDS.    
TUESDAY NIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 9 SECONDS.    
WEDNESDAY
 
NORTH NORTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4  
FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 9  
SECONDS.    
WEDNESDAY NIGHT
 
EAST NORTHEAST WINDS 5 TO 10 KNOTS, BECOMING  
EAST SOUTHEAST DURING THE AFTERNOON. SEAS 3 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 10 SECONDS. A  
SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.    
THURSDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH DURING  
THE AFTERNOON. SEAS 3 TO 4 FEET, OCCASIONALLY TO 5 FEET. A CHANCE  
OF SHOWERS.   
THURSDAY NIGHT
 
SOUTH SOUTHWEST WINDS AROUND 10 KNOTS, BECOMING  
SOUTHWEST AROUND 15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. A CHANCE OF SHOWERS.    
FRIDAY
 
WEST WINDS 10 TO 15 KNOTS, BECOMING NORTH NORTHWEST  
DURING THE AFTERNOON. SEAS 3 TO 4 FEET, OCCASIONALLY TO 5 FEET.  
 

 
 
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