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

Lost Trail Pass (ITD87)

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

NA

24°F

-4°C

Humidity 84%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility 1.24 mi
Wind Chill19°F (-7°C)
Last update 06 Mar 07:15 PM MST
Extended Forecast for

3 Miles SW Lost Trail Pass MT

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 5am. Mostly cloudy, with a low around 21. West southwest wind 5 to 9 mph, with gusts as high as 20 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 21 °F

    Partly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow likely, mainly between 8am and 1pm. Mostly cloudy, with a high near 36. West southwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A chance of rain and snow before 11pm. Mostly cloudy, with a low around 30. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: A 40 percent chance of snow after 11am. Increasing clouds, with a high near 41. Southwest wind 10 to 18 mph, with gusts as high as 37 mph. Little or no snow accumulation expected.

    High: 41 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely. Mostly cloudy, with a low around 28. West southwest wind 16 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Likely

  • Monday

    Monday: Snow likely. Mostly cloudy, with a high near 31. Breezy. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Snow Likely
    and Breezy

  • Monday Night

    Monday Night: Snow likely. Mostly cloudy, with a low around 16. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 16 °F

    Snow Likely

  • Tuesday

    Tuesday: Snow. Mostly cloudy, with a high near 24.

    High: 24 °F

    Snow

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Chance Snow

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly after 5am. Mostly cloudy, with a low around 21. West southwest wind 5 to 9 mph, with gusts as high as 20 mph. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow likely, mainly between 8am and 1pm. Mostly cloudy, with a high near 36. West southwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
A chance of rain and snow before 11pm. Mostly cloudy, with a low around 30. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
A 40 percent chance of snow after 11am. Increasing clouds, with a high near 41. Southwest wind 10 to 18 mph, with gusts as high as 37 mph. Little or no snow accumulation expected.
Sunday Night
Snow likely. Mostly cloudy, with a low around 28. West southwest wind 16 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Snow likely. Mostly cloudy, with a high near 31. Breezy. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday Night
Snow likely. Mostly cloudy, with a low around 16. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday
Snow. Mostly cloudy, with a high near 24.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 16.
Wednesday
Snow likely. Mostly cloudy, with a high near 35.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 29.
Thursday
Snow likely. Mostly cloudy, with a high near 39.
Thursday Night
Snow likely. Mostly cloudy, with a low around 23.
Friday
Snow likely. Mostly cloudy, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Lost Trail Pass MT
 45.67°N 114°W (Elev. 7480 ft)
Last Update:
1:00 pm MST Mar 6, 2026
Forecast Valid:
7pm MST Mar 6, 2026-6pm MDT Mar 13, 2026
 
Forecast Discussion
 
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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