067  
FZUS52 KJAX 310625  
CWFJAX  
 
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
225 AM EDT FRI JUL 31 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.  
 
AMZ400-312100-  
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-  
225 AM EDT FRI JUL 31 2026  
   
SYNOPSIS
 
 
A FRONTAL BOUNDARY WILL LINGER OVER THE GEORGIA WATERS THROUGH  
SATURDAY BEFORE DISSIPATING ON SUNDAY. ANOTHER FRONT SLOWLY ENTERS  
THE DEEP SOUTH SUNDAY INTO EARLY NEXT WEEK. THIS WILL LEAD TO A  
PREVAILING OFFSHORE FLOW THROUGH EARLY NEXT WEEK, WITH A DAILY  
SOUTH-  
SOUTHEAST WIND SURGE OVER THE NEARSHORE WATERS IN THE WAKE OF THE  
ATLANTIC SEA BREEZE. A FEW OFFSHORE MOVING THUNDERSTORMS MAY BE  
STRONG WITH GALE FORCE GUSTS POSSIBLE.  
 
   
GULF STREAM
 
 
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF  
JUL 30, 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.  
68 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.  
 
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.  
 

 
 
AMZ450-452-454-312100-  
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-  
225 AM EDT FRI JUL 31 2026  
   
REST OF TONIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND  
2 FEET. WAVE DETAIL: SOUTH 2 FEET AT 5 SECONDS. INTRACOASTAL  
WATERS LIGHT CHOP.    
FRIDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST IN  
THE AFTERNOON. SEAS AROUND 2 FEET. INTRACOASTAL WATERS LIGHT  
CHOP. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND  
2 FEET. WAVE DETAIL: SOUTH 2 FEET AT 3 SECONDS. INTRACOASTAL  
WATERS LIGHT CHOP. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE EVENING.    
SATURDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTH  
2 FEET AT 3 SECONDS. INTRACOASTAL WATERS A MODERATE CHOP. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN  
SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON.    
SATURDAY NIGHT AND SUNDAY
 
SOUTH WINDS 15 TO 20 KNOTS. SEAS  
2 TO 4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTH 3 FEET AT  
5 SECONDS AND EAST 2 FEET AT 8 SECONDS. INTRACOASTAL WATERS  
CHOPPY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTH 4 FEET AT 5 SECONDS  
AND SOUTHEAST 3 FEET AT 8 SECONDS. INTRACOASTAL WATERS CHOPPY. A  
CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING, THEN A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
MONDAY
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. INTRACOASTAL WATERS A MODERATE CHOP. A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN SHOWERS  
AND THUNDERSTORMS LIKELY IN THE AFTERNOON. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE EVENING.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.  
INTRACOASTAL WATERS LIGHT CHOP. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THROUGH THE NIGHT.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
AMZ470-472-474-312100-  
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-  
225 AM EDT FRI JUL 31 2026  
   
REST OF TONIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 2 TO  
3 FEET. WAVE DETAIL: SOUTH 2 FEET AT 5 SECONDS. A SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS.    
FRIDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH IN THE  
AFTERNOON. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTH 2 FEET AT  
4 SECONDS.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND  
2 FEET. WAVE DETAIL: SOUTH 2 FEET AT 3 SECONDS. A SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS.    
SATURDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTH  
2 FEET AT 3 SECONDS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE MORNING, THEN SHOWERS LIKELY WITH A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTHWEST WINDS AROUND 15 KNOTS. SEAS 2 TO  
4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTH 3 FEET AT  
4 SECONDS AND EAST 2 FEET AT 9 SECONDS. SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTH 4 FEET AT 5 SECONDS  
AND SOUTHEAST 3 FEET AT 8 SECONDS. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN SHOWERS  
LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. A CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET,  
OCCASIONALLY TO 5 FEET. A CHANCE OF SHOWERS IN THE MORNING. A  
CHANCE OF THUNDERSTORMS THROUGH THE DAY. SHOWERS LIKELY IN THE  
AFTERNOON, THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
THROUGH THE NIGHT.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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