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

49°F

9°C

Humidity 54%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility 1.24 mi
Wind Chill48°F (9°C)
Last update 01 Oct 11:00 PM MDT
Extended Forecast for

4 Miles NNW Lost Trail Pass MT

  • Tonight

    Tonight: A slight chance of showers between 1am and 2am. Partly cloudy, with a low around 43. South wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 11am, then a chance of showers after 2pm. Mostly sunny, with a high near 57. South wind around 6 mph. Chance of precipitation is 30%.

    High: 57 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly after midnight. Low around 42. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 3pm. High near 46. North wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 46 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 40. North northwest wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers. Mostly cloudy, with a high near 44.

    High: 44 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and 3am, then a chance of snow showers after 3am. Mostly cloudy, with a low around 36. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of snow showers. Partly sunny, with a high near 43.

    High: 43 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Widespread frost after midnight. Otherwise, partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy
    then Frost

Detailed Forecast

Tonight
A slight chance of showers between 1am and 2am. Partly cloudy, with a low around 43. South wind 6 to 8 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers before 11am, then a chance of showers after 2pm. Mostly sunny, with a high near 57. South wind around 6 mph. Chance of precipitation is 30%.
Thursday Night
Showers, mainly after midnight. Low around 42. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Showers, with thunderstorms also possible after 3pm. High near 46. North wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 40. North northwest wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 44.
Saturday Night
A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and 3am, then a chance of snow showers after 3am. Mostly cloudy, with a low around 36. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday
A chance of snow showers. Partly sunny, with a high near 43.
Sunday Night
Widespread frost after midnight. Otherwise, partly cloudy, with a low around 31.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 48.
Monday Night
Clear, with a low around 32.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Lost Trail Pass MT
 45.76°N 113.99°W (Elev. 6845 ft)
Last Update:
2:31 pm MDT Oct 1, 2025
Forecast Valid:
11pm MDT Oct 1, 2025-6pm MDT Oct 8, 2025
 
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