736  
WHUS73 KMQT 241836  
MWWMQT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MARQUETTE MI  
236 PM EDT THU JUL 24 2025  
 
LSZ266-267-250645-  
/O.NEW.KMQT.MF.Y.0018.250724T1836Z-250725T1500Z/  
LAKE SUPERIOR EAST OF A LINE FROM MANITOU ISLAND TO MARQUETTE MI  
AND WEST OF A LINE FROM GRAND MARAIS MI TO THE US/CANADIAN BORDER  
BEYOND 5NM FROM SHORE-  
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF  
SHORE TO THE US/CANADIAN BORDER-  
236 PM EDT THU JUL 24 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT FRIDAY  
 
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO LESS THAN ONE  
NAUTICAL MILE.  
 
* WHERE...LAKE SUPERIOR EAST OF A LINE FROM MANITOU ISLAND TO  
MARQUETTE MI AND WEST OF A LINE FROM GRAND MARAIS MI TO THE  
US/CANADIAN BORDER BEYOND 5NM FROM SHORE AND LAKE SUPERIOR  
FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF SHORE TO  
THE US/CANADIAN BORDER.  
 
* WHEN...UNTIL 11 AM EDT FRIDAY.  
 
* IMPACTS...LOW VISIBILITY WILL MAKE NAVIGATION DIFFICULT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF YOU MUST NAVIGATE, PROCEED WITH CAUTION. USE PROPER FOG  
SIGNALS. MAKE SURE ALL RUNNING LIGHTS ARE ON. REMEMBER TO USE  
YOUR RADAR AND COMPASS.  
 
 
 
 
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