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 68%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility 1.24 mi
Last update 03 Mar 03:00 AM MST
Extended Forecast for

13 Miles WSW Lost Trail Pass MT

  • Overnight

    Overnight: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 45. Calm wind becoming south around 6 mph in the afternoon.

    High: 45 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30. South wind around 6 mph.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow before 2pm, then rain and snow. High near 41. South southeast wind around 6 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 29. West northwest wind around 6 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 29 °F

    Snow

  • Thursday

    Thursday: Snow. High near 32. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Snow Likely

  • Friday

    Friday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 35.

    High: 35 °F

    Snow Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 24. Calm wind.
Tuesday
Sunny, with a high near 45. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 30. South wind around 6 mph.
Wednesday
Snow before 2pm, then rain and snow. High near 41. South southeast wind around 6 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 29. West northwest wind around 6 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. High near 32. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday Night
Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 35.
Friday Night
Partly cloudy, with a low around 23.
Saturday
A chance of snow, mainly after 11am. Mostly cloudy, with a high near 40.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 32.
Sunday
A chance of snow. Mostly cloudy, with a high near 44.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Monday
Snow likely. Mostly cloudy, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles WSW Lost Trail Pass MT
 45.63°N 114.17°W (Elev. 6467 ft)
Last Update:
11:21 pm MST Mar 2, 2026
Forecast Valid:
3am MST Mar 3, 2026-6pm MDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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