147  
WHUS73 KLOT 200007  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
707 PM CDT SUN APR 19 2026  
 
LMZ740>745-200115-  
/O.EXP.KLOT.SC.Y.0046.000000T0000Z-260420T0000Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
707 PM CDT SUN APR 19 2026  
   
..SMALL CRAFT ADVISORY HAS EXPIRED
 
 
THE SMALL CRAFT ADVISORY IS NO LONGER IN EFFECT.  
 

 
 
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