633  
WHUS53 KLOT 190036  
SMWLOT  
LMZ740-777-190230-  
/O.NEW.KLOT.MA.W.0075.260819T0036Z-260819T0230Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE  
736 PM CDT TUE AUG 18 2026  
 
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
 
NEARSHORE WATERS FROM WINTHROP HARBOR TO WILMETTE HARBOR...  
OPEN WATERS FROM WINTHROP HARBOR TO WILMETTE HARBOR OUT TO MID  
LAKE...  
 
* UNTIL 930 PM CDT.  
 
* AT 735 PM CDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 10 NM NORTHEAST OF WIND PT. TO RACINE TO 20 NM WEST  
OF KENOSHA, MOVING SOUTHEAST AT 30 KNOTS.  
 
HAZARD...WIND GUSTS 34 KNOTS OR GREATER.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
WINTHROP HARBOR AND WAUKEGAN HARBOR.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 

 
 
LAT...LON 4246 8702 4212 8696 4211 8760 4208 8768  
4214 8775 4227 8783 4248 8780  
TIME...MOT...LOC 0035Z 324DEG 28KT 4290 8758 4276 8781 4270 8829  
 
HAIL...0.00IN  
WIND...>34KTS  
 

 
 
YACK  
 
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