881  
WHUS73 KLOT 281959  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
259 PM CDT TUE OCT 28 2025  
 
LMZ740-290400-  
/O.CON.KLOT.SC.Y.0094.000000T0000Z-251031T1200Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
259 PM CDT TUE OCT 28 2025  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT FRIDAY  
 
* WHAT...EAST TO NORTHEAST WINDS TO 30 KT AND SIGNIFICANT WAVES  
TO 10 FT OCCASIONALLY TO 13 FT.  
 
* WHERE...WINTHROP HARBOR TO WILMETTE HARBOR, IL.  
 
* WHEN...UNTIL 7 AM 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.  
 
 
 
 
 
LMZ741-742-290400-  
/O.CON.KLOT.SC.Y.0094.000000T0000Z-251031T1200Z/  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
259 PM CDT TUE OCT 28 2025  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT FRIDAY  
 
* WHAT...EAST TO NORTHEAST WINDS TO 30 KT AND SIGNIFICANT WAVES  
TO 9 FT OCCASIONALLY TO 12 FT.  
 
* WHERE...WILMETTE HARBOR TO CALUMET HARBOR, IL.  
 
* WHEN...UNTIL 7 AM 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.  
 
 
 
 
 
LMZ743>745-290400-  
/O.CON.KLOT.SC.Y.0094.251029T0000Z-251101T0900Z/  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
259 PM CDT TUE OCT 28 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING  
TO 4 AM CDT SATURDAY...  
 
* WHAT...EAST TO NORTHEAST WINDS TO 30 KT AND SIGNIFICANT WAVES  
TO 7 FT OCCASIONALLY TO 9 FT EXPECTED.  
 
* WHERE...CALUMET HARBOR, IL TO MICHIGAN CITY, IN.  
 
* WHEN...FROM 7 PM THIS EVENING TO 4 AM CDT SATURDAY.  
 
* 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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