####018001498####
WWUS45 KTFX 132013

WSWTFX



URGENT - WINTER WEATHER MESSAGE

National Weather Service Great Falls MT

213 PM MDT Tue May 13 2025



MTZ327-329-330-141215-

/O.CON.KTFX.WW.Y.0039.250514T0200Z-250514T1500Z/

Northwest Beaverhead County-Ruby Mountains and Southern

Beaverhead Mountains-Gallatin and Madison County Mountains and

Centennial Mountains-

Including the following locations: Monida Pass, West Yellowstone,

Targhee Pass, Wise River, Big Hole Pass, Wisdom, Raynolds Pass,

Big Sky, Chief Joseph Pass, and Dewey

213 PM MDT Tue May 13 2025



...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING 

TO 9 AM MDT WEDNESDAY...



* WHAT...Snow expected. Total snow accumulations of 4 to 8 inches at 

  pass level, with higher amounts above pass level.



* WHERE...The Mountains of Southwestern Montana south of Interstate 

  90.



* WHEN...From 8 PM this evening to 9 AM MDT Wednesday.



* IMPACTS...Higher mountain passes will likely become snow covered 

  and slippery. Those recreating in the backcountry should prepare 

  for winter conditions.



* ADDITIONAL DETAILS...Above 8,000 ft, heavy snow accumulations of 

  up to a foot and above is expected in the Madison and Gallatin 

  County Mountains.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Slow down and use caution while traveling. The latest road 

conditions can be obtained by calling 5 1 1 or visiting the MDT Road 

Report website.



&&



$$



Wilson