819  
WHUS72 KJAX 221846  
MWWJAX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
246 PM EDT SUN APR 22 2018  
 
AMZ470-472-474-230900-  
/O.CON.KJAX.SC.Y.0026.000000T0000Z-180424T0900Z/  
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-  
246 PM EDT SUN APR 22 2018  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT  
TUESDAY...  
 
* WINDS...EAST WINDS 20 TO 25 KNOTS WITH OCCASIONAL GUSTS TO 35  
KNOTS THROUGH TONIGHT. WINDS WILL BECOME SOUTH SOUTHEAST ON  
MONDAY.  
 
* WAVES/SEAS...SEAS 6 TO 9 FEET WITH OCCASIONAL SEAS UP TO 11  
FEET.  
 
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 20 TO 33 KNOTS,  
AND/OR SEAS 7 FEET OR HIGHER, ARE EXPECTED TO PRODUCE HAZARDOUS  
CONDITIONS FOR SMALL CRAFT. INEXPERIENCED BOATERS, ESPECIALLY  
THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE  
CONDITIONS.  
 

 
 

 
 
AMZ450-452-454-230900-  
/O.CON.KJAX.SC.Y.0026.000000T0000Z-180423T2000Z/  
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-  
246 PM EDT SUN APR 22 2018  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT MONDAY
 
 
* WINDS...EAST WINDS NEAR 20 KNOTS WITH OCCASIONAL GUSTS TO 30  
KNOTS, BECOMING SOUTH SOUTHEAST BY MONDAY.  
 
* WAVES/SEAS...SEAS 4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9  
FEET.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 20 TO 33 KNOTS,  
AND/OR SEAS 7 FEET OR HIGHER, ARE EXPECTED TO PRODUCE HAZARDOUS  
CONDITIONS FOR SMALL CRAFT. INEXPERIENCED BOATERS, ESPECIALLY  
THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE  
CONDITIONS.  
 

 
 

 
 
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