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.

light snow

25°F

-4°C

Humidity 89%
Wind Speed NNE 12 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility 0.75 mi
Wind Chill14°F (-10°C)
Last update 02 Apr 03:30 PM MDT
Extended Forecast for

Lost Trail Pass MT

  • This Afternoon

    This Afternoon: Snow likely, mainly before 4pm. Mostly cloudy, with a high near 28. Northwest wind around 11 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 28 °F

    Snow Likely

  • Tonight

    Tonight: Snow, mainly before 3am. Low around 23. Northwest wind 5 to 10 mph becoming light west northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Snow

  • Friday

    Friday: A 20 percent chance of snow before 7am. Mostly sunny, with a high near 39. West northwest wind 3 to 6 mph. Winds could gust as high as 18 mph.

    High: 39 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22. West northwest wind around 5 mph becoming calm in the evening.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 47. Calm wind becoming west around 6 mph in the afternoon.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 26.

    Low: 26 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Snow likely, mainly before 4pm. Mostly cloudy, with a high near 28. Northwest wind around 11 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before 3am. Low around 23. Northwest wind 5 to 10 mph becoming light west northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Friday
A 20 percent chance of snow before 7am. Mostly sunny, with a high near 39. West northwest wind 3 to 6 mph. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 22. West northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 47. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
Clear, with a low around 26.
Sunday
Sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
A slight chance of rain. Snow level 7800 feet. Sunny, with a high near 54.
Tuesday Night
A slight chance of rain and snow. Snow level 8000 feet lowering to 7100 feet after midnight . Partly cloudy, with a low around 29.
Wednesday
A chance of snow. Partly sunny, with a high near 45.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 26.
Thursday
A chance of snow. Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.68°N 113.94°W (Elev. 7077 ft)
Last Update:
2:01 pm MDT Apr 2, 2026
Forecast Valid:
3pm MDT Apr 2, 2026-6pm MDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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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