163  
WHUS53 KLOT 160220  
SMWLOT  
LMZ740-777-160415-  
/O.NEW.KLOT.MA.W.0025.260416T0220Z-260416T0415Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE  
920 PM CDT WED APR 15 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 1115 PM CDT.  
 
* AT 920 PM CDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 6 NM WEST OF PLEASANT PRAIRIE TO 14 NM NORTHWEST OF  
ELGIN, MOVING EAST AT 25 KNOTS.  
 
HAZARD...WIND GUSTS TO 40 KNOTS.  
 
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  
4212 8774 4227 8783 4248 8780  
TIME...MOT...LOC 0220Z 267DEG 27KT 4251 8803 4217 8856  
 
HAIL...0.00IN  
WIND...40KTS  
 
 
 
RATZER  
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