854  
WHUS73 KLOT 220256  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
856 PM CST TUE JAN 21 2025  
 
LMZ740>745-221100-  
/O.CON.KLOT.SC.Y.0006.250122T0400Z-250123T0000Z/  
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-  
856 PM CST TUE JAN 21 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST  
WEDNESDAY...  
 
* WHAT...SOUTH WINDS TO 30 KT AND SIGNIFICANT WAVES TO 5 FT  
EXPECTED. A FEW 35 KT GALES POSSIBLE LATE TONIGHT.  
 
* WHERE...ILLINOIS AND INDIANA NEARSHORE FROM WINTHROP HARBOR IL  
TO MICHIGAN CITY IN.  
 
* WHEN...FROM 10 PM THIS EVENING TO 6 PM CST WEDNESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
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