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

38°F

3°C

Humidity 50%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility 1.24 mi
Last update 06 Apr 05:45 AM MDT
Extended Forecast for

10 Miles WSW Lost Trail Pass MT

  • Today

    Today: Mostly sunny, with a high near 57. Calm wind becoming west around 6 mph in the afternoon.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 35. West northwest wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. Light south southwest wind becoming west 16 to 21 mph in the morning. Winds could gust as high as 39 mph.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. West northwest wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 39 mph.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 45. West wind 3 to 8 mph. Winds could gust as high as 20 mph.

    High: 45 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of rain after noon. Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny
    then Slight
    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 57. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Increasing clouds, with a low around 35. West northwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 48. Light south southwest wind becoming west 16 to 21 mph in the morning. Winds could gust as high as 39 mph.
Tuesday Night
Mostly clear, with a low around 24. West northwest wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 39 mph.
Wednesday
Sunny, with a high near 45. West wind 3 to 8 mph. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 28.
Thursday
Sunny, with a high near 50.
Thursday Night
Mostly clear, with a low around 31.
Friday
A slight chance of rain after noon. Mostly sunny, with a high near 57.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Saturday
Rain likely. Partly sunny, with a high near 55.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 36.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WSW Lost Trail Pass MT
 45.64°N 114.11°W (Elev. 6841 ft)
Last Update:
2:01 am MDT Apr 6, 2026
Forecast Valid:
6am MDT Apr 6, 2026-6pm MDT Apr 12, 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