130  
WHUS73 KIWX 210742  
MWWIWX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE NORTHERN INDIANA  
342 AM EDT TUE APR 21 2026  
 
LMZ043-046-211545-  
/O.NEW.KIWX.SC.Y.0033.260421T1400Z-260422T0000Z/  
NEW BUFFALO MI TO ST JOSEPH MI-MICHIGAN CITY IN TO NEW BUFFALO MI-  
342 AM EDT TUE APR 21 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 8 PM  
EDT THIS EVENING...  
 
* WHAT...SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST 10 TO 15  
KNOTS. GUSTS UP TO 25 KNOTS. WAVES 1 TO 3 FEET.  
 
* WHERE...MICHIGAN CITY IN TO ST JOSEPH MI.  
 
* WHEN...FROM 10 AM THIS MORNING TO 8 PM EDT THIS EVENING.  
 
* 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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