479  
WHUS54 KMOB 222121  
SMWMOB  
GMZ655-675-222200-  
/O.NEW.KMOB.MA.W.0009.180122T2121Z-180122T2200Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE MOBILE AL  
321 PM CST MON JAN 22 2018  
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
COASTAL WATERS FROM OKALOOSA-WALTON COUNTY LINE TO PENSACOLA FL OUT  
20 NM...  
WATERS FROM OKALOOSA-WALTON COUNTY LINE TO PENSACOLA FL FROM 20 TO  
60 NM...  
 
* UNTIL 400 PM CST  
 
* AT 320 PM CST, A THUNDERSTORM CAPABLE OF PRODUCING WATERSPOUTS WAS  
LOCATED NEAR OKALOOSA DEEP WATER REEF, OR 21 NM SOUTH OF DESTIN,  
MOVING NORTHEAST AT 15 KNOTS.  
 
HAZARD...WATERSPOUTS AND WIND GUSTS 34 KNOTS OR GREATER.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...WATERSPOUTS CAN QUICKLY FORM AND CAPSIZE BOATS...DAMAGE  
VESSELS AND OIL RIGS. MAKE SURE ALL ON BOARD ARE IN A  
SECURE LOCATION. EXPECT WIND GUSTS IN EXCESS OF 34  
KNOTS...SUDDENLY HIGHER WAVES...FREQUENT LIGHTNING...AND  
HEAVY DOWNPOURS. MAKE SURE ALL ON BOARD ARE WEARING LIFE  
JACKETS.  
 
* THE STRONG THUNDERSTORM WILL REMAIN OVER MAINLY OPEN WATERS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY  
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR  
IMMEDIATELY.  
 

 
 
LAT...LON 2997 8661 3006 8668 3033 8640 3032 8639  
3005 8639  
TIME...MOT...LOC 2120Z 232DEG 13KT 3004 8659  
 
WATERSPOUT...POSSIBLE  
HAIL...0.00IN  
WIND...>34KTS  
 

 
 
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