695  
WHUS52 KJAX 101522  
SMWJAX  
AMZ452-472-101645-  
/O.NEW.KJAX.MA.W.0177.250810T1522Z-250810T1645Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
1122 AM EDT SUN AUG 10 2025  
 
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...  
WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL FROM 20 TO 60  
NM...  
 
* UNTIL 1245 PM EDT.  
 
* AT 1122 AM EDT, A SEVERE THUNDERSTORM CAPABLE OF PRODUCING  
WATERSPOUTS WAS LOCATED 22 NM EAST OF VILANO BEACH, OR 23 NM EAST  
OF SAINT AUGUSTINE, MOVING NORTHWEST AT 20 KNOTS.  
 
HAZARD...WATERSPOUTS AND WIND GUSTS 34 KNOTS OR GREATER.  
 
SOURCE...RADAR.  
 
IMPACT...WATERSPOUTS CAN EASILY OVERTURN BOATS AND CREATE LOCALLY  
HAZARDOUS SEAS. SMALL CRAFT COULD BE DAMAGED IN BRIEFLY  
HIGHER WINDS AND SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
DOROTHY LOUISE BARGE, PALM VALLEY, GUANA RIVER STATE PARK, SAINT  
JOHNS LIGHTED BUOY, AND JACKSONVILLE BEACH.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY  
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR  
IMMEDIATELY. 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 3052 8135 3011 8071 2991 8082 2991 8088  
3007 8140 3013 8142  
TIME...MOT...LOC 1522Z 126DEG 22KT 3003 8089  
 
WATERSPOUT...POSSIBLE  
HAIL...0.00IN  
WIND...>34KTS  
 

 
 
23  
 
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