National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Lost Trail Pass (ITD87)

Lat: 45.69302°NLon: 113.94835°WElev: 7090.0ft.

light snow

31°F

-1°C

Humidity 100%
Wind Speed SW 9 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility 0.95 mi
Wind Chill23°F (-5°C)
Last update 05 Dec 08:45 PM MST
Extended Forecast for

4 Miles WNW Lost Trail Pass MT

Winter Storm Warning December 5, 09:01pm until December 6, 05:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning December 5, 09:01pm until December 6, 05:00pm

    NOW until 5:00pm Sat

    Winter Storm Warning

  • Tonight

    Low: 23 °F

    Snow Likely
    then Heavy
    Snow and
    Patchy
    Blowing Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 26. West wind 9 to 16 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 26 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow. Low around 20. West southwest wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Snow

  • Sunday

    Sunday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 27. South southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 27 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow, mainly before 11pm. Low around 24. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Snow then
    Chance Snow

  • Monday

    Monday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 32. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Snow Likely

  • Monday Night

    Monday Night: Snow. Low around 29. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 29 °F

    Snow

  • Tuesday

    Tuesday: Snow. Cloudy, with a high near 34.

    High: 34 °F

    Snow

Detailed Forecast

Tonight
Snow, mainly after 11pm. The snow could be heavy at times. Patchy blowing snow between 2am and 4am. Low around 23. West wind 16 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 5 to 9 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 26. West wind 9 to 16 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Saturday Night
Snow. Low around 20. West southwest wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 27. South southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
Snow, mainly before 11pm. Low around 24. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 32. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Snow. Low around 29. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Tuesday
Snow. Cloudy, with a high near 34.
Tuesday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 28.
Wednesday
Snow. The snow could be heavy at times. Cloudy, with a high near 32.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 27.
Thursday
Snow likely. Mostly cloudy, with a high near 30.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 24.
Friday
A chance of snow. Mostly cloudy, with a high near 32.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Lost Trail Pass MT
 45.72°N 114.01°W (Elev. 7595 ft)
Last Update:
5:31 pm MST Dec 5, 2025
Forecast Valid:
9pm MST Dec 5, 2025-6pm MST Dec 12, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation