094  
WHUS54 KMOB 211519  
SMWMOB  
GMZ670-675-211615-  
/O.NEW.KMOB.MA.W.0260.170721T1519Z-170721T1615Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE MOBILE AL  
1019 AM CDT FRI JUL 21 2017  
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM...  
WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM...  
 
* UNTIL 1115 AM CDT  
 
* AT 1019 AM CDT...STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 13 NM SOUTH OF OKALOOSA DEEP WATER REEF TO 36 NM  
SOUTH OF ORISKANY REEF...MOVING SOUTH AT 20 KNOTS.  
 
HAZARD...WIND GUSTS 34 KNOTS OR GREATER.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...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.  
 
* STRONG THUNDERSTORMS 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.  
 
FREQUENT LIGHTNING IS OCCURRING WITH THESE STORMS. IF CAUGHT ON THE  
OPEN WATER STAY BELOW DECK IF POSSIBLE...KEEP AWAY FROM UNGROUNDED  
METAL OBJECTS.  
 

 
 
LAT...LON 2978 8741 2994 8651 2937 8652 2939 8669  
2926 8756  
TIME...MOT...LOC 1519Z 347DEG 20KT 2975 8654 2945 8719  
 
HAIL...0.00IN  
WIND...>34KTS  
 

 
 
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