406  
WHUS73 KLOT 171952  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
252 PM CDT SAT MAY 17 2025  
 
LMZ743>745-172100-  
/O.CAN.KLOT.SC.Y.0061.000000T0000Z-250517T2100Z/  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
252 PM CDT SAT MAY 17 2025  
   
..SMALL CRAFT ADVISORY IS CANCELLED
 
 
WINDS AND WAVES WILL CONTINUE TO SLOWLY SUBSIDE.  
 

 
 
LMZ740>742-180000-  
/O.CON.KLOT.SC.Y.0061.000000T0000Z-250518T0000Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
252 PM CDT SAT MAY 17 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS  
EVENING...  
 
* WHAT...WEST WINDS TO 25 KT.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL.  
 
* WHEN...UNTIL 7 PM CDT THIS EVENING.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page