910  
WHUS72 KJAX 181426  
MWWJAX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
926 AM EST THU DEC 18 2025  
 
AMZ472-474-190900-  
/O.EXT.KJAX.SC.Y.0050.251218T2100Z-251219T1800Z/  
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-  
926 AM EST THU DEC 18 2025  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO  
1 PM EST FRIDAY...  
 
* WHAT...SOUTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND  
SEAS 5 TO 8 FT EXPECTED.  
 
* WHERE...NORTHEAST FLORIDA COASTAL WATERS FROM FERNANDINA BEACH  
FL TO FLAGLER BEACH FL FROM 20 TO 60 NM.  
 
* WHEN...FROM 4 PM THIS AFTERNOON TO 1 PM EST FRIDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
AMZ470-190900-  
/O.EXT.KJAX.SC.Y.0050.251219T0000Z-251219T1800Z/  
WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL FROM 20 TO  
60 NM-  
926 AM EST THU DEC 18 2025  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO  
1 PM EST FRIDAY...  
 
* WHAT...SOUTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND  
SEAS 5 TO 8 FT EXPECTED.  
 
* WHERE...WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL  
FROM 20 TO 60 NM.  
 
* WHEN...FROM 7 PM THIS EVENING TO 1 PM EST FRIDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
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