953  
WHUS73 KLOT 300230  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
930 PM CDT WED OCT 29 2025  
 
LMZ740>743-301030-  
/O.CON.KLOT.SC.Y.0094.000000T0000Z-251031T0300Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-  
930 PM CDT WED OCT 29 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT  
THURSDAY...  
 
* WHAT...NORTHERLY WINDS UP TO 25 KT AND SIGNIFICANT WAVES TO 7  
FT OCCASIONALLY TO 9 FT.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL, AND CALUMET  
HARBOR IL TO GARY IN.  
 
* WHEN...UNTIL 10 PM CDT THURSDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
LMZ744-745-301030-  
/O.CON.KLOT.SC.Y.0094.000000T0000Z-251031T2000Z/  
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-  
930 PM CDT WED OCT 29 2025  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT FRIDAY  
 
* WHAT...NORTHERLY WINDS UP TO 25 KT AND SIGNIFICANT WAVES TO 7  
FT OCCASIONALLY TO 9 FT.  
 
* WHERE...GARY TO MICHIGAN CITY IN.  
 
* WHEN...UNTIL 3 PM CDT FRIDAY.  
 
* 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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