337  
WHUS52 KJAX 221110  
SMWJAX  
AMZ452-221200-  
/O.NEW.KJAX.MA.W.0089.230522T1110Z-230522T1200Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
710 AM EDT MON MAY 22 2023  
 
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 800 AM EDT.  
 
* AT 709 AM EDT, A SEVERE THUNDERSTORM CAPABLE OF PRODUCING  
WATERSPOUTS WAS LOCATED OVER TALBOT ISLAND, OR 13 NM NORTH OF PONTE  
VEDRA BEACH. THE SEVERE THUNDERSTORM WAS NEARLY STATIONARY.  
 
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...  
TALBOT ISLAND, NASSAU SOUND APPROACH BUOY 6A AND SAINT JOHNS  
LIGHTED BUOY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES. 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.  
 
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 3046 8148 3053 8141 3045 8113 3024 8128  
TIME...MOT...LOC 1109Z 297DEG 4KT 3046 8140  
 
WATERSPOUT...POSSIBLE  
HAIL...0.00IN  
WIND...>34KTS  
 
 
 
HESS  
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