372  
FZUS52 KJAX 031512  
CWFJAX  
 
COASTAL WATERS FORECAST FOR EAST CENTRAL FLORIDA  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
1112 AM EDT MON AUG 3 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.  
 
AMZ400-032115-  
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-  
1112 AM EDT MON AUG 3 2020  
   
SYNOPSIS
 
 
TROPICAL STORM CONDITIONS WILL CONTINUE OVER OUR OFFSHORE WATERS  
THIS MORNING, WITH PERIODS OF TROPICAL STORM CONDITIONS POSSIBLE  
NEAR SHORE AS OUTER RAIN BANDS ASSOCIATED WITH ISAIAS INCREASE IN  
FREQUENCY THIS MORNING. ISAIAS WILL APPROACH THE CAROLINA COAST  
THIS EVENING, WITH WINDS OVER OUR LOCAL WATERS SHIFTING TO  
WESTERLY WITH DECREASING SPEEDS AND GRADUALLY SUBSIDING SEAS.  
ATLANTIC RIDGING WILL THEN BUILD BACK OVER OUR LOCAL WATERS BY  
MIDWEEK, WITH ITS AXIS EXTENDING ACROSS THE FLORIDA PENINSULA THAT  
WILL RESULT PREVAILING SOUTHERLY WINDS.  
   
GULF STREAM
 
 
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF  
AUG 01, 2020 AT 1200 UTC...  
 
61 NAUTICAL MILES EAST NORTHEAST OF FLAGLER BEACH.  
68 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.  
82 NAUTICAL MILES EAST OF JACKSONVILLE BEACH.  
97 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.  
 
THIS DATA COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.  
 

 
 
AMZ450-032115-  
COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT  
20 NM-  
1112 AM EDT MON AUG 3 2020  
   
..TROPICAL STORM WARNING IN EFFECT
 
 
   
THIS AFTERNOON
 
TROPICAL STORM CONDITIONS EXPECTED. NORTHEAST  
WINDS 20 TO 35 KNOTS WITH GUSTS TO AROUND 45 KNOTS BECOMING  
NORTHWEST IN THE AFTERNOON. SEAS 11 TO 12 FEET WITH A DOMINANT  
PERIOD 12 SECONDS. SHOWERS LATE IN THE MORNING. SLIGHT CHANCE OF  
THUNDERSTORMS. CHANCE OF SHOWERS IN THE AFTERNOON.    
TONIGHT
 
WEST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO  
10 KNOTS AFTER MIDNIGHT. SEAS 6 TO 8 FEET WITH A DOMINANT PERIOD  
9 SECONDS. SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. SLIGHT  
CHANCE OF SHOWERS.    
TUESDAY
 
NORTHWEST WINDS 5 KNOTS BECOMING SOUTHEAST 5 TO  
10 KNOTS IN THE AFTERNOON. SEAS 3 TO 4 FEET WITH A DOMINANT  
PERIOD 8 SECONDS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON.    
TUESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET.  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.    
WEDNESDAY
 
SOUTH WINDS 5 KNOTS BECOMING SOUTHEAST 5 TO 10 KNOTS  
IN THE AFTERNOON. SEAS 3 FEET. SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.    
WEDNESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 FEET. CHANCE  
OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
THURSDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 FEET. CHANCE OF  
SHOWERS AND THUNDERSTORMS.    
THURSDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 FEET. CHANCE  
OF SHOWERS AND THUNDERSTORMS.    
FRIDAY
 
SOUTH WINDS 5 KNOTS BECOMING SOUTHEAST 5 TO 10 KNOTS IN  
THE AFTERNOON. SEAS 2 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS.  
 

 
 
AMZ452-454-032115-  
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT  
20 NM-  
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM-  
1112 AM EDT MON AUG 3 2020  
   
..TROPICAL STORM WARNING IN EFFECT
 
 
   
THIS AFTERNOON
 
TROPICAL STORM CONDITIONS EXPECTED. NORTHWEST  
WINDS 25 TO 35 KNOTS DIMINISHING TO 15 TO 20 KNOTS IN THE  
AFTERNOON. SEAS 11 TO 13 FEET WITH A DOMINANT PERIOD 9 SECONDS.  
SHOWERS LIKELY LATE IN THE MORNING. SLIGHT CHANCE OF  
THUNDERSTORMS. CHANCE OF SHOWERS IN THE AFTERNOON.    
TONIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 5 TO 7 FEET WITH A  
DOMINANT PERIOD 9 SECONDS. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING.    
TUESDAY
 
SOUTHWEST WINDS 5 KNOTS BECOMING SOUTHEAST 5 TO  
10 KNOTS IN THE AFTERNOON. SEAS 4 FEET WITH A DOMINANT PERIOD  
8 SECONDS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.    
TUESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 4 FEET. CHANCE  
OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
WEDNESDAY
 
SOUTH WINDS 5 KNOTS BECOMING SOUTHEAST 5 TO 10 KNOTS  
IN THE AFTERNOON. SEAS 3 FEET. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET.  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.    
THURSDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 FEET. SHOWERS  
AND THUNDERSTORMS LIKELY.    
THURSDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 FEET. CHANCE  
OF SHOWERS AND THUNDERSTORMS.    
FRIDAY
 
SOUTH WINDS 5 KNOTS BECOMING SOUTHEAST 5 TO 10 KNOTS IN  
THE AFTERNOON. SEAS 2 TO 3 FEET. CHANCE OF SHOWERS AND  
THUNDERSTORMS.  
 

 
 
AMZ470-032115-  
WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL FROM 20 TO  
60 NM-  
1112 AM EDT MON AUG 3 2020  
   
..TROPICAL STORM WARNING IN EFFECT
 
 
   
THIS AFTERNOON
 
TROPICAL STORM CONDITIONS. NORTH WINDS 40 TO  
50 KNOTS WITH GUSTS TO AROUND 60 KNOTS BECOMING NORTHWEST 20 TO 25  
KNOTS IN THE AFTERNOON. SEAS 18 TO 21 FEET WITH A DOMINANT PERIOD  
12 SECONDS. SHOWERS LATE IN THE MORNING. SLIGHT CHANCE OF  
THUNDERSTORMS. SHOWERS LIKELY IN THE AFTERNOON.    
TONIGHT
 
WEST WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST 10 TO  
15 KNOTS AFTER MIDNIGHT. SEAS 8 TO 11 FEET WITH A DOMINANT PERIOD  
9 SECONDS. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS  
IN THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.    
TUESDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST IN  
THE AFTERNOON. SEAS 5 TO 6 FEET WITH A DOMINANT PERIOD 8 SECONDS.  
SLIGHT CHANCE OF SHOWERS IN THE MORNING.    
TUESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 4 FEET. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS.    
WEDNESDAY
 
SOUTH WINDS 5 KNOTS BECOMING SOUTHEAST 5 TO 10 KNOTS  
IN THE AFTERNOON. SEAS 4 FEET. SLIGHT CHANCE OF SHOWERS. SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
SOUTH WINDS 10 KNOTS. SEAS 4 FEET. CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
THURSDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. CHANCE  
OF SHOWERS AND THUNDERSTORMS.    
THURSDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 FEET. CHANCE  
OF SHOWERS AND THUNDERSTORMS.    
FRIDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 FEET. CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
 

 
 
AMZ472-474-032115-  
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-  
1112 AM EDT MON AUG 3 2020  
   
..TROPICAL STORM WARNING IN EFFECT
 
 
   
THIS AFTERNOON
 
TROPICAL STORM CONDITIONS EXPECTED. NORTHWEST  
WINDS 20 TO 35 KNOTS. GUSTS UP TO 45 KNOTS. SEAS 21 FEET WITH A  
DOMINANT PERIOD 9 SECONDS SUBSIDING TO 15 FEET WITH A DOMINANT  
PERIOD 9 SECONDS IN THE AFTERNOON. SHOWERS LATE IN THE MORNING.  
SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF SHOWERS IN THE  
AFTERNOON.    
TONIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 7 TO 10 FEET WITH  
A DOMINANT PERIOD 8 SECONDS. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF SHOWERS AFTER  
MIDNIGHT.    
TUESDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST IN  
THE AFTERNOON. SEAS 5 TO 6 FEET WITH A DOMINANT PERIOD 8 SECONDS.  
SLIGHT CHANCE OF SHOWERS IN THE MORNING.    
TUESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 4 FEET. CHANCE  
OF SHOWERS AND THUNDERSTORMS.    
WEDNESDAY
 
SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST IN THE  
AFTERNOON. SEAS 4 FEET. CHANCE OF SHOWERS IN THE MORNING. SLIGHT  
CHANCE OF THUNDERSTORMS. SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON.    
WEDNESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 4 FEET. CHANCE  
OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
THURSDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. CHANCE  
OF SHOWERS AND THUNDERSTORMS.    
THURSDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 FEET. CHANCE  
OF SHOWERS AND THUNDERSTORMS.    
FRIDAY
 
SOUTH WINDS 5 KNOTS BECOMING SOUTHEAST 5 TO 10 KNOTS IN  
THE AFTERNOON. SEAS 3 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS.  
 

 
 
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