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

50°F

10°C

Humidity 25%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility 1.24 mi
Wind Chill49°F (9°C)
Last update 08 Apr 05:00 PM MDT
Extended Forecast for

10 Miles WSW Lost Trail Pass MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. West northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 53. Calm wind becoming west around 5 mph in the afternoon.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34. North northwest wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of rain after noon. Partly sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 38. South southwest wind 5 to 7 mph becoming southeast after midnight. Winds could gust as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain, then showers and possibly a thunderstorm after noon. High near 54. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 54 °F

    Chance Rain
    then Showers

  • Saturday Night

    Saturday Night: Rain likely before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Rain and snow likely before noon, then snow between noon and 3pm, then rain and snow after 3pm. Cloudy, with a high near 43.

    High: 43 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Snow likely. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. West northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 53. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 34. North northwest wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of rain after noon. Partly sunny, with a high near 58. Light and variable wind.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 38. South southwest wind 5 to 7 mph becoming southeast after midnight. Winds could gust as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of rain, then showers and possibly a thunderstorm after noon. High near 54. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain likely before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
Rain and snow likely before noon, then snow between noon and 3pm, then rain and snow after 3pm. Cloudy, with a high near 43.
Sunday Night
Snow likely. Mostly cloudy, with a low around 31.
Monday
Snow likely. Mostly cloudy, with a high near 40.
Monday Night
A chance of snow. Mostly cloudy, with a low around 28.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 44.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 30.
Wednesday
A chance of snow. Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WSW Lost Trail Pass MT
 45.64°N 114.11°W (Elev. 6841 ft)
Last Update:
2:00 pm MDT Apr 8, 2026
Forecast Valid:
5pm MDT Apr 8, 2026-6pm MDT Apr 15, 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