101  
WHUS73 KLOT 160850  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
250 AM CST MON DEC 16 2024  
 
LMZ740>743-161700-  
/O.NEW.KLOT.MF.Y.0014.241216T0850Z-241216T1800Z/  
/O.NEW.KLOT.SC.Y.0105.241216T2000Z-241217T0900Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-  
250 AM CST MON DEC 16 2024  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY
 
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO  
3 AM CST TUESDAY...  
 
* WHAT...FOR THE DENSE FOG ADVISORY, AREAS OF DENSE FOG WILL  
REDUCE VISIBILITY TO 1/4 NM OR LESS. FOR THE SMALL CRAFT  
ADVISORY, WEST WINDS TO 25 KT AND SIGNIFICANT WAVES TO 4 FT  
EXPECTED.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL, AND CALUMET  
HARBOR IL TO GARY IN.  
 
* WHEN...FOR THE DENSE FOG ADVISORY, UNTIL NOON CST TODAY. FOR  
THE SMALL CRAFT ADVISORY, FROM 2 PM THIS AFTERNOON TO 3 AM CST  
TUESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT. LOW  
VISIBILITY WILL MAKE NAVIGATION DIFFICULT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
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.  
 

 
 

 
 
LMZ744-745-161700-  
/O.NEW.KLOT.MF.Y.0014.241216T0850Z-241216T1800Z/  
/O.NEW.KLOT.SC.Y.0105.241216T2000Z-241217T1500Z/  
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-  
250 AM CST MON DEC 16 2024  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY
 
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO  
9 AM CST TUESDAY...  
 
* WHAT...FOR THE DENSE FOG ADVISORY, AREAS OF DENSE FOG WILL  
REDUCE VISIBILITY TO 1/4 TO 1/2 NM. FOR THE SMALL CRAFT  
ADVISORY, WEST WINDS TO 30 KT AND SIGNIFICANT WAVES TO 6 FT  
OCCASIONALLY TO 8 FT EXPECTED.  
 
* WHERE...GARY TO MICHIGAN CITY IN.  
 
* WHEN...FOR THE DENSE FOG ADVISORY, UNTIL NOON CST TODAY. FOR  
THE SMALL CRAFT ADVISORY, FROM 2 PM THIS AFTERNOON TO 9 AM CST  
TUESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT. LOW  
VISIBILITY WILL MAKE NAVIGATION DIFFICULT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
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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