978  
WHUS52 KKEY 091626  
SMWKEY  
GMZ052-053-072>074-091730-  
/O.NEW.KKEY.MA.W.0240.171209T1626Z-171209T1730Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE KEY WEST FL  
1126 AM EST SAT DEC 9 2017  
 
THE NATIONAL WEATHER SERVICE IN KEY WEST HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
STRAITS OF FLORIDA FROM OCEAN REEF WEST END OF SEVEN MILE BRIDGE  
OUT 60 NM...  
STRAITS OF FLORIDA FROM WEST END OF SEVEN MILE BRIDGE TO SOUTH OF  
HALFMOON SHOAL 20 TO 60 NM OUT...  
 
* UNTIL 1230 PM EST  
 
* AT 1124 AM EST...THE LEADING EDGE OF A BROKEN LINE OF SHOWERS WAS  
LOCATED ALONG A LINE EXTENDING FROM 24 NM EAST OF TRIUMPH REEF TO  
14 NM SOUTHEAST OF CARYSFORT REEF LIGHT TO FLOYD'S WALL SOUTHWEST  
TO 19 NM WEST OF ELBOW CAY TO 51 NM SOUTH OF WOOD'S WALL EAST  
CRACK... MOVING EAST AT 25 KNOTS.  
 
HAZARD...WATERSPOUTS AND WIND GUSTS 34 KNOTS OR GREATER.  
 
SOURCE...NATIONAL WEATHER SERVICE METEOROLOGIST.  
 
IMPACT...WATERSPOUTS CAN QUICKLY FORM AND CAPSIZE BOATS...CAUSE  
CONSIDERABLE DAMAGE TO VESSELS AND CREATE SUDDENLY HIGHER  
WAVES. EXPECT WIND GUSTS IN EXCESS OF 34 KNOTS...SUDDENLY  
HIGHER WAVES...AND HEAVY DOWNPOURS.  
 
* LOCATIONS IN THE WARNING INCLUDE...  
FLOYD'S WALL SOUTHWEST...RIPS...ELBOW CAY AND FLOYD'S WALL  
NORTHEAST.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WATERSPOUT IS A TORNADO OVER WATER THAT CAN BE DANGEROUS AND EVEN  
DEADLY. SMALL CRAFT CAN BE SWAMPED OR OVERTURNED BY A WATERSPOUT.  
STAY AWAY FROM THEM...AT ALL TIMES.  
 
PREPARE FOR WIND GUSTS IN EXCESS OF 34 KNOTS...STEEP AND FAST-  
BUILDING SEAS...FREQUENT LIGHTNING STRIKES...AND BLINDING DOWNPOURS.  
STAY LOW OR GO BELOW...AND MAKE SURE ALL ON BOARD ARE WEARING LIFE  
JACKETS.  
 
WATERSPOUTS CAN EASILY OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS  
SEAS. SEEK SAFE HARBOR IMMEDIATELY.  
 

 
 
LAT...LON 2442 7967 2393 8028 2375 8070 2359 8138  
2360 8139 2412 8086 2524 8014 2513 7995  
2460 7954  
TIME...MOT...LOC 1624Z 271DEG 27KT 2546 7966 2508 7999 2444 8040 2406  
8068 2343 8126  
 
WATERSPOUT...POSSIBLE  
HAIL...0.00IN  
WIND...>34KTS  
 

 
 
MCLOVIN  
 
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