173  
WHUS52 KJAX 261924  
SMWJAX  
AMZ452-262030-  
/O.NEW.KJAX.MA.W.0113.260626T1924Z-260626T2030Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
324 PM EDT FRI JUN 26 2026  
 
THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT 20  
NM...  
 
* UNTIL 430 PM EDT.  
 
* AT 324 PM EDT, A STRONG THUNDERSTORM WAS LOCATED OVER GUANA RIVER  
STATE PARK, OR 12 NM NORTH OF SAINT AUGUSTINE, MOVING EAST AT 10  
KNOTS.  
 
HAZARD...WIND GUSTS TO NEARLY 50 KNOTS.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
SOUTH PONTE VEDRA BEACH, GUANA RIVER STATE PARK, AND PALM VALLEY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
BOATERS SHOULD SEEK SAFE HARBOR IMMEDIATELY UNTIL THIS STORM PASSES.  
WIND GUSTS TO NEARLY 50 KNOTS, HIGH WAVES, DANGEROUS LIGHTNING, AND  
HEAVY RAIN ARE POSSIBLE WITH THIS STORM. IF YOUR VESSEL IS CAUGHT  
OFFSHORE, IMMEDIATELY SECURE FOR HEAVY WEATHER. ENSURE ALL CREW  
MEMBERS ARE WEARING USCG APPROVED TYPE I LIFE JACKETS AND  
NONESSENTIAL CREW ARE BELOW DECKS. DEPLOY JACK LINES AND HARNESSES IF  
AVAILABLE. CHECK LIFE SAVING EQUIPMENT, INCLUDING BATTERIES ON  
HANDHELD RADIOS, FOR READINESS.  
 

 
 
LAT...LON 3015 8139 3018 8118 2996 8116 3000 8139  
3007 8140  
TIME...MOT...LOC 1924Z 252DEG 8KT 3009 8136  
 
HAIL...0.00IN  
WIND...49KTS  
 

 
 
AB  
 
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