166  
WHUS73 KIWX 311413  
MWWIWX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE NORTHERN INDIANA  
1013 AM EDT THU JUL 31 2025  
 
LMZ046-312100-  
/O.CON.KIWX.SC.Y.0051.000000T0000Z-250801T0900Z/  
MICHIGAN CITY IN TO NEW BUFFALO MI-  
1013 AM EDT THU JUL 31 2025  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT FRIDAY
 
 
* WHAT...WAVES 3 TO 6 FEET.  
 
* WHERE...MICHIGAN CITY IN TO NEW BUFFALO MI.  
 
* WHEN...UNTIL 5 AM EDT FRIDAY.  
 
* 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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