096  
WHUS52 KTBW 152110  
SMWTBW  
GMZ836-856-152145-  
/O.NEW.KTBW.MA.W.0024.180415T2110Z-180415T2145Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE TAMPA BAY AREA RUSKIN FL  
510 PM EDT SUN APR 15 2018  
 
THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
CHARLOTTE HARBOR AND PINE ISLAND SOUND...  
COASTAL WATERS FROM BONITA BEACH TO ENGLEWOOD FL OUT 20 NM...  
 
* UNTIL 545 PM EDT  
 
* AT 509 PM EDT, SEVERE THUNDERSTORMS CAPABLE OF PRODUCING  
WATERSPOUTS WERE LOCATED ALONG A LINE EXTENDING FROM 17 NM EAST OF  
DON PEDRO ISLAND TO 14 NM SOUTH OF SANIBEL, MOVING EAST AT 25  
KNOTS.  
 
HAZARD...WATERSPOUTS AND WIND GUSTS IN EXCESS OF 50 KNOTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...WATERSPOUTS CAN QUICKLY FORM AND CAPSIZE BOATS, DAMAGE  
VESSELS, AND CREATE SUDDENLY HIGHER WAVES. MAKE SURE ALL  
ON BOARD ARE IN A SECURE LOCATION AND WEARING LIFE  
JACKETS. EXPECT WIND GUSTS IN EXCESS OF 50 KNOTS AND  
SUDDENLY HIGHER WAVES. BOATS COULD SUSTAIN SIGNIFICANT  
DAMAGE OR CAPSIZE. MAKE SURE ALL ON BOARD ARE WEARING  
LIFE JACKETS. RETURN TO SAFE HARBOR IF POSSIBLE.  
 
* LOCATIONS IMPACTED INCLUDE...  
CAPTIVA, SANIBEL, FORT MYERS BEACH AND BONITA BEACH.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE  
EXPECTED.  
 
THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY  
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR  
IMMEDIATELY.  
 

 
 
LAT...LON 2633 8184 2617 8232 2695 8215 2697 8201  
2690 8198 2659 8201 2652 8194 2652 8184  
TIME...MOT...LOC 2109Z 273DEG 24KT 2692 8201 2620 8216  
 
WATERSPOUT...POSSIBLE  
HAIL...0.00IN  
WIND...50KTS  
 

 
 
TBW  
 
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