294  
WHUS73 KLOT 202022  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
322 PM CDT FRI JUN 20 2025  
 
LMZ740>744-210430-  
/O.UPG.KLOT.GL.A.0015.250621T1400Z-250622T0300Z/  
/O.NEW.KLOT.GL.W.0022.250621T1400Z-250622T0300Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
322 PM CDT FRI JUN 20 2025  
   
..GALE WARNING IN EFFECT FROM 9 AM TO 10 PM CDT SATURDAY  
 
* WHAT...SOUTHWEST GALES TO 35 KT AND SIGNIFICANT WAVES TO 5 FT  
EXPECTED.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL, AND CALUMET  
HARBOR IL TO BURNS HARBOR IN.  
 
* WHEN...FROM 9 AM TO 10 PM CDT SATURDAY.  
 
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.  
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE  
VESSEL FOR HAZARDOUS CONDITIONS.  
 
 
 
 
 
LMZ745-210430-  
/O.CON.KLOT.SC.Y.0068.250621T1400Z-250622T0300Z/  
BURNS HARBOR TO MICHIGAN CITY IN-  
322 PM CDT FRI JUN 20 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM TO 10 PM CDT  
SATURDAY...  
 
* WHAT...SOUTHWEST WINDS TO 30 KT EXPECTED WITH OCCASIONAL 35 KT  
GALES POSSIBLE.  
 
* WHERE...BURNS HARBOR TO MICHIGAN CITY IN.  
 
* WHEN...FROM 9 AM TO 10 PM CDT SATURDAY.  
 
* 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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