066  
WHUS53 KLOT 180542  
SMWLOT  
LMZ742>745-779-180715-  
/O.NEW.KLOT.MA.W.0014.170518T0542Z-170518T0715Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1242 AM CDT THU MAY 18 2017  
 
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
NEARSHORE WATERS FROM NORTHERLY ISLAND TO MICHIGAN CITY...  
OPEN WATERS FROM WILMETTE HARBOR TO MICHIGAN CITY OUT TO MID  
LAKE...  
 
* UNTIL 215 AM CDT  
 
* AT 1241 AM CDT...STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM NEAR CHICAGO TO JOLIET...MOVING EAST NORTHEAST AT  
40 KNOTS.  
 
HAZARD...WIND GUSTS TO 40 KNOTS OR HIGHER.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* STRONG THUNDERSTORMS WILL REMAIN OVER MAINLY OPEN WATERS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 
REPORT SEVERE WEATHER TO THE COAST GUARD OR THE NATIONAL WEATHER  
SERVICE.  
 

 
 
LAT...LON 4162 8733 4164 8743 4168 8743 4167 8744  
4167 8747 4170 8751 4175 8753 4179 8758  
4180 8758 4209 8696 4179 8697 4179 8696  
4172 8691 4166 8709 4165 8714 4163 8716  
4162 8732 4161 8732  
TIME...MOT...LOC 0541Z 248DEG 39KT 4206 8743 4157 8788  
 
HAIL...0.00IN  
WIND...40KTS  
 

 
 
MTF  
 
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