913  
FZUS52 KJAX 241443  
CWFJAX  
 
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
943 AM EST MON FEB 24 2020  
 
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.  
 
AMZ400-242245-  
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-  
943 AM EST MON FEB 24 2020  
   
SYNOPSIS
 
 
SOUTHERLY WINDS WILL INCREASE IN SPEED THE REST OF THE DAY AS A  
WARM FRONT LIFTS NEAR THE ALTAMAHA RIVER BASIN LIFTS NORTH  
AND AS COLD FRONT APPROACHES FROM THE WEST. THE COLD FRONT WILL  
SLOW DOWN AS IT MOVES EASTWARD AND WON'T REACH OUR COASTAL WATERS  
UNTIL AROUND WEDNESDAY. BORDERLINE SMALL CRAFT ADVISORY OR  
EXERCISE CAUTION CONDITIONS WILL BE POSSIBLE FAR OFFSHORE TONIGHT  
THROUGH WEDNESDAY. AROUND WEDNESDAY NIGHT, SMALL CRAFT ADVISORY  
CONDITIONS WILL BUILD ACROSS BOTH NEARSHORE AND OFFSHORE WATERS AS  
THE FRONT PICKS UP SOME STEAM AND THE PRESSURE GRADIENT  
INCREASES. ON AND OFF ROUNDS OF SHOWERS AND ISOLATED THUNDERSTORMS  
ARE EXPECTED FROM THIS APPROACHING AND THEN STALLING FRONT FROM  
TONIGHT THROUGH THURSDAY.  
   
GULF STREAM
 
 
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF  
FEB 22, 2020 AT 1200 UTC...  
 
73 NAUTICAL MILES EAST OF FLAGLER BEACH.  
80 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.  
88 NAUTICAL MILES EAST OF JACKSONVILLE BEACH.  
91 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.  
 
THIS DATA COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.  
 

 
 
AMZ450-452-454-242245-  
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-  
943 AM EST MON FEB 24 2020  
   
REST OF TODAY
 
SOUTH SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO  
5 FEET WITH OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 10 SECONDS.  
INLAND WATERS A LIGHT CHOP.    
TONIGHT
 
SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 8 SECONDS. INLAND WATERS A  
MODERATE CHOP. SHOWERS LIKELY.    
TUESDAY
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 6 SECONDS. INLAND WATERS A  
MODERATE CHOP. SHOWERS AND A CHANCE OF THUNDERSTORMS.    
TUESDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
4 FEET. DOMINANT PERIOD 6 SECONDS. INLAND WATERS A LIGHT CHOP. SHOWERS AND  
A CHANCE OF THUNDERSTORMS.    
WEDNESDAY
 
WEST SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
3 FEET. DOMINANT PERIOD 6 SECONDS. INLAND WATERS A LIGHT CHOP. SHOWERS  
LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS.    
WEDNESDAY NIGHT AND THURSDAY
 
NORTHWEST WINDS 15 TO 20 KNOTS.  
SEAS 3 TO 5 FEET WITH OCCASIONAL SEAS UP TO 6 FEET. A SLIGHT  
CHANCE OF SHOWERS.    
THURSDAY NIGHT
 
NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO  
4 FEET.    
FRIDAY
 
WEST NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 3 FEET.  
 

 
 
AMZ470-472-474-242245-  
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-  
943 AM EST MON FEB 24 2020  
   
REST OF TODAY
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET  
WITH OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 10 SECONDS.    
TONIGHT
 
SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET WITH  
OCCASIONAL SEAS UP TO 9 FEET. DOMINANT PERIOD 8 SECONDS. A CHANCE OF  
SHOWERS.    
TUESDAY
 
SOUTH SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET  
WITH OCCASIONAL SEAS UP TO 9 FEET. DOMINANT PERIOD 6 SECONDS. SHOWERS AND  
A CHANCE OF THUNDERSTORMS.    
TUESDAY NIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET  
WITH OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 7 SECONDS. SHOWERS AND  
A CHANCE OF THUNDERSTORMS.    
WEDNESDAY
 
WEST SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO  
5 FEET WITH OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 8 SECONDS.  
SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS.    
WEDNESDAY NIGHT AND THURSDAY
 
NORTHWEST WINDS 20 TO 25 KNOTS.  
SEAS 5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET. A CHANCE OF  
SHOWERS.    
THURSDAY NIGHT
 
NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 4 TO  
6 FEET WITH OCCASIONAL SEAS UP TO 8 FEET.    
FRIDAY
 
WEST NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET  
WITH OCCASIONAL SEAS UP TO 6 FEET.  
 

 
 
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