839  
FZUS52 KJAX 160001  
CWFJAX  
 
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
701 PM EST THU JAN 15 2026  
 
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.  
 
AMZ400-161515-  
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-  
701 PM EST THU JAN 15 2026  
   
SYNOPSIS
 
 
 
WINDS REMAIN AT SMALL CRAFT ADVISORY LEVELS EARLY THIS EVENING,  
CONTINUING THROUGH MIDNIGHT WITH OCCASIONAL GUSTS NEAR GALE FORCE.  
WINDS AND SEAS WILL BEGIN TO SUBSIDE LATER TONIGHT AS HIGH PRESSURE  
BUILDS DIRECTLY OVER THE LOCAL WATERS. THE HIGH SHIFTS SOUTHEAST  
SATURDAY AS ANOTHER COLD FRONT APPROACHES. THIS FRONT WILL MOVE  
ACROSS THE LOCAL WATERS EARLY SUNDAY, WITH A RETURN TO SMALL CRAFT  
ADVISORY CONDITIONS THROUGH SUNDAY NIGHT. WINDS AND SEAS SUBSIDE  
EARLY NEXT WEEK AS HIGH PRESSURE BUILDS OVER THE SOUTHEAST REGION.  
 
   
GULF STREAM
 
 
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF  
JAN 15, 2026 AT 0000 UTC...  
 
50 NAUTICAL MILES EAST OF FLAGLER BEACH.  
58 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.  
70 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.  
76 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.  
 
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.  
 

 
 
AMZ450-452-454-161515-  
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-  
701 PM EST THU JAN 15 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST FRIDAY
 
 
   
TONIGHT
 
NORTHWEST WINDS 25 TO 30 KNOTS, DIMINISHING TO 20 TO  
25 KNOTS AFTER MIDNIGHT. SEAS 4 TO 6 FEET, OCCASIONALLY TO  
8 FEET. WAVE DETAIL: NORTHWEST 5 FEET AT 5 SECONDS AND EAST  
2 FEET AT 10 SECONDS. INTRACOASTAL WATERS VERY ROUGH.    
FRIDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH IN THE  
AFTERNOON. SEAS 2 TO 4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL:  
NORTH 3 FEET AT 5 SECONDS AND NORTHEAST 3 FEET AT 8 SECONDS.  
INTRACOASTAL WATERS LIGHT CHOP.    
FRIDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: NORTH 2 FEET AT 6 SECONDS. INTRACOASTAL WATERS LIGHT  
CHOP.    
SATURDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: NORTHEAST 2 FEET AT 7 SECONDS. INTRACOASTAL WATERS LIGHT  
CHOP.    
SATURDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS, BECOMING NORTHWEST  
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL:  
WEST 2 FEET AT 3 SECONDS. INTRACOASTAL WATERS CHOPPY. A SLIGHT  
CHANCE OF SHOWERS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER  
MIDNIGHT.    
SUNDAY
 
NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL: NORTHWEST 4 FEET AT  
4 SECONDS AND EAST 2 FEET AT 9 SECONDS. INTRACOASTAL WATERS  
CHOPPY. SHOWERS LIKELY, MAINLY IN THE MORNING.    
SUNDAY NIGHT
 
NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. INTRACOASTAL WATERS CHOPPY.    
MONDAY THROUGH TUESDAY
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 2 TO  
4 FEET, OCCASIONALLY TO 5 FEET. INTRACOASTAL WATERS CHOPPY.  
 

 
 
AMZ470-472-474-161515-  
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-  
701 PM EST THU JAN 15 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST FRIDAY
 
 
   
TONIGHT
 
NORTHWEST WINDS 25 TO 30 KNOTS, DIMINISHING TO 20 TO  
25 KNOTS AFTER MIDNIGHT. SEAS 6 TO 9 FEET, OCCASIONALLY TO  
11 FEET. WAVE DETAIL: NORTHWEST 8 FEET AT 7 SECONDS.    
FRIDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST IN  
THE AFTERNOON. SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE  
DETAIL: NORTH 5 FEET AT 6 SECONDS AND EAST 2 FEET AT 9 SECONDS.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: NORTH 2 FEET AT 6 SECONDS.    
SATURDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 3 SECONDS AND NORTHEAST 2 FEET  
AT 7 SECONDS.    
SATURDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS, BECOMING WEST 15 TO  
20 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: WEST  
3 FEET AT 4 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.    
SUNDAY
 
NORTHWEST WINDS 20 TO 25 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHWEST 6 FEET AT  
5 SECONDS AND EAST 2 FEET AT 9 SECONDS. SHOWERS LIKELY, MAINLY IN  
THE MORNING.    
SUNDAY NIGHT
 
NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET.    
MONDAY THROUGH TUESDAY
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 3 TO  
5 FEET, OCCASIONALLY TO 6 FEET.  
 

 
 
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