543   
WHUS73 KMQT 250836  
MWWMQT  
  
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MARQUETTE MI  
436 AM EDT FRI JUL 25 2025  
  
LSZ266-267-251500-  
/O.CON.KMQT.MF.Y.0018.000000T0000Z-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-  
436 AM EDT FRI JUL 25 2025  
  
...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS  
MORNING...  
  
* 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 THIS MORNING.  
  
* 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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