National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Lost Trail Pass (ITD87)

Lat: 45.69302°NLon: 113.94835°WElev: 7090.0ft.

NA

35°F

2°C

Humidity 29%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 6°F (-14°C)
Visibility 1.24 mi
Last update 19 Apr 01:00 AM MDT
Extended Forecast for

10 Miles WSW Lost Trail Pass MT

  • Overnight

    Overnight: Clear, with a low around 30. Calm wind.

    Low: 30 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. Light and variable wind.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. West southwest wind around 6 mph becoming calm in the evening.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain before noon, then rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after midnight. Cloudy, with a low around 32.

    Low: 32 °F

    Rain/Snow
    then Snow

Detailed Forecast

Overnight
Clear, with a low around 30. Calm wind.
Sunday
Sunny, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 37. Light and variable wind.
Monday
Mostly sunny, with a high near 63. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 39. West southwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 40.
Wednesday
A chance of rain before noon, then rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 50.
Wednesday Night
Rain and snow, becoming all snow after midnight. Cloudy, with a low around 32.
Thursday
Snow. Mostly cloudy, with a high near 40.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 23.
Friday
A chance of snow. Partly sunny, with a high near 41.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 24.
Saturday
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:
10 Miles WSW Lost Trail Pass MT
 45.64°N 114.11°W (Elev. 6841 ft)
Last Update:
12:21 am MDT Apr 19, 2026
Forecast Valid:
1am MDT Apr 19, 2026-6pm MDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation