359  
WHUS73 KLOT 050818  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
318 AM CDT SUN OCT 5 2025  
 
LMZ740>742-051630-  
/O.NEW.KLOT.SC.Y.0085.251005T1600Z-251006T0300Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
318 AM CDT SUN OCT 5 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO  
10 PM CDT THIS EVENING...  
 
* WHAT...SOUTH WINDS TO 25 KT AND SIGNIFICANT WAVES TO 4 FT  
EXPECTED.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL.  
 
* WHEN...FROM 11 AM THIS MORNING TO 10 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.  
 

 
 

 
 
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