218  
WHUS73 KMKX 201919  
MWWMKX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
219 PM CDT WED AUG 20 2025  
 
LMZ644>646-210330-  
/O.CON.KMKX.SC.Y.0078.250821T0000Z-250821T0900Z/  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
NORTH POINT LIGHT TO WIND POINT WI-  
WIND POINT WI TO WINTHROP HARBOR IL-  
219 PM CDT WED AUG 20 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING  
TO 4 AM CDT THURSDAY...  
 
* WHAT...WAVES OF 3 TO 5 FEET.  
 
* WHERE...NEARSHORE WATERS FROM PORT WASHINGTON TO WINTHROP  
HARBOR IL.  
 
* WHEN...FROM 7 PM THIS EVENING TO 4 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.  
 
 
 
 
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