072  
WHUS73 KLOT 031422  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
922 AM CDT WED SEP 3 2025  
 
LMZ742-743-032230-  
/O.CON.KLOT.SC.Y.0082.250904T0000Z-250904T0800Z/  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-  
922 AM CDT WED SEP 3 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING  
TO 3 AM CDT THURSDAY...  
 
* WHAT...NORTHWEST WINDS TO 25 KT AND SIGNIFICANT WAVES TO 5 FT  
EXPECTED.  
 
* WHERE...NORTHERLY ISLAND TO CALUMET HARBOR IL AND CALUMET  
HARBOR IL TO GARY IN.  
 
* WHEN...FROM 7 PM THIS EVENING TO 3 AM CDT THURSDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
LMZ744-745-032230-  
/O.CON.KLOT.SC.Y.0082.250904T0000Z-250904T2000Z/  
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-  
922 AM CDT WED SEP 3 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING  
TO 3 PM CDT THURSDAY...  
 
* WHAT...NORTHWEST WINDS TO 25 KT AND SIGNIFICANT WAVES TO 6 FT  
OCCASIONALLY TO 8 FT EXPECTED.  
 
* WHERE...GARY TO MICHIGAN CITY IN.  
 
* WHEN...FROM 7 PM THIS EVENING TO 3 PM CDT THURSDAY.  
 
* 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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