177  
WHUS73 KLOT 301429  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
929 AM CDT SUN AUG 30 2026  
 
LMZ740>742-302000-  
/O.CON.KLOT.SC.Y.0077.000000T0000Z-260830T2000Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
929 AM CDT SUN AUG 30 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS  
AFTERNOON...  
 
* WHAT...SOUTH WINDS TO 25 KT EXPECTED.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL.  
 
* WHEN...UNTIL 3 PM CDT THIS AFTERNOON.  
 
* 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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