292  
WHUS73 KLOT 260023  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
723 PM CDT WED JUN 25 2025  
 
LMZ740>742-260900-  
/O.NEW.KLOT.MF.Y.0006.250626T0023Z-250626T0900Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
723 PM CDT WED JUN 25 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM CDT THURSDAY
 
 
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO ONE QUARTER MILE.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL.  
 
* WHEN...UNTIL 4 AM CDT THURSDAY.  
 
* IMPACTS...LOW VISIBILITY WILL MAKE NAVIGATION DIFFICULT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF YOU MUST NAVIGATE, PROCEED WITH CAUTION. USE PROPER FOG  
SIGNALS. MAKE SURE ALL RUNNING LIGHTS ARE ON. REMEMBER TO USE  
YOUR RADAR AND COMPASS.  
 

 
 

 
 
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