728  
WWUS75 KMSO 130740  
NPWMSO  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MISSOULA MT  
1240 AM MST THU NOV 13 2025  
 
MTZ003-131700-  
/O.NEW.KMSO.FG.Y.0002.251113T0740Z-251113T1700Z/  
FLATHEAD/MISSION VALLEYS-  
1240 AM MST THU NOV 13 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM MST THIS MORNING  
 
* WHAT...VISIBILITY LESS THAN ONE HALF MILE IN DENSE FOG.  
 
* WHERE...FLATHEAD/MISSION VALLEYS.  
 
* WHEN...UNTIL 10 AM MST THIS MORNING.  
 
* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF  
DISTANCE AHEAD OF YOU.  
 
 
 
 
 
MTZ004-131700-  
/O.NEW.KMSO.FG.Y.0002.251113T0740Z-251113T1700Z/  
LOWER CLARK FORK REGION-  
1240 AM MST THU NOV 13 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM MST THIS MORNING  
 
* WHAT...VISIBILITY LESS THAN ONE HALF MILE IN DENSE FOG.  
 
* WHERE...LOWER CLARK FORK REGION.  
 
* WHEN...UNTIL 10 AM MST THIS MORNING.  
 
* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.  
 
* ADDITIONAL DETAILS...VARIABLE CONDITIONS ARE EXPECTED ALONG I90,  
AND AREAS OF DENSE FOG WILL CONTINUE ALONG HIGHWAY 200.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF  
DISTANCE AHEAD OF YOU.  
 
 
 
 
 
JK  
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