575  
WHUS73 KLOT 141446  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
946 AM CDT WED MAY 14 2025  
 
LMZ744-745-142100-  
/O.EXT.KLOT.MF.Y.0004.000000T0000Z-250514T2100Z/  
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-  
946 AM CDT WED MAY 14 2025  
 
...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 4 PM CDT THIS  
AFTERNOON...  
 
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO 1/2 NM OR LESS.  
 
* WHERE...GARY TO MICHIGAN CITY IN.  
 
* WHEN...UNTIL 4 PM CDT THIS AFTERNOON.  
 
* 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.  
 
 
 
 
 
LMZ740>743-142300-  
/O.EXT.KLOT.MF.Y.0004.000000T0000Z-250515T1700Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-  
946 AM CDT WED MAY 14 2025  
   
..DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON CDT THURSDAY  
 
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO 1/2 NM OR LESS.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL, AND CALUMET  
HARBOR IL TO GARY IN.  
 
* WHEN...UNTIL NOON 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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