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

36°F

2°C

Humidity 87%
Wind Speed SSW 7 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility 1.24 mi
Wind Chill30°F (-1°C)
Last update 07 Mar 04:15 PM MST
Extended Forecast for

Lost Trail Pass MT

  • This Afternoon

    This Afternoon: A chance of rain and snow. Snow level 7700 feet. Mostly cloudy, with a high near 38. West wind around 6 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than one inch possible.

    High: 38 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. South southwest wind around 6 mph.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of snow before noon, then a chance of rain after 5pm. Mostly sunny, with a high near 43. Southwest wind 7 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 43 °F

    Slight Chance
    Snow then
    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 27. West southwest wind 10 to 14 mph, with gusts as high as 37 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: Snow likely. Mostly cloudy, with a high near 32. West wind 10 to 15 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Snow Likely

  • Monday Night

    Monday Night: Snow likely. Mostly cloudy, with a low around 13. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Snow Likely

  • Tuesday

    Tuesday: Snow. High near 23. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 23 °F

    Snow

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 9.

    Low: 9 °F

    Chance Snow

  • Wednesday

    Wednesday: A chance of snow. Partly sunny, with a high near 34.

    High: 34 °F

    Chance Snow

Detailed Forecast

This Afternoon
A chance of rain and snow. Snow level 7700 feet. Mostly cloudy, with a high near 38. West wind around 6 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than one inch possible.
Tonight
Mostly cloudy, with a low around 29. South southwest wind around 6 mph.
Sunday
A slight chance of snow before noon, then a chance of rain after 5pm. Mostly sunny, with a high near 43. Southwest wind 7 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
A chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 27. West southwest wind 10 to 14 mph, with gusts as high as 37 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Monday
Snow likely. Mostly cloudy, with a high near 32. West wind 10 to 15 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Snow likely. Mostly cloudy, with a low around 13. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday
Snow. High near 23. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 9.
Wednesday
A chance of snow. Partly sunny, with a high near 34.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 27.
Thursday
Snow. Mostly cloudy, with a high near 40.
Thursday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 25.
Friday
Snow. Mostly cloudy, with a high near 32.
Friday Night
Snow likely. Mostly cloudy, with a low around 21.
Saturday
Snow. Mostly cloudy, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.68°N 113.94°W (Elev. 7077 ft)
Last Update:
1:00 pm MST Mar 7, 2026
Forecast Valid:
4pm MST Mar 7, 2026-6pm MDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation