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

31°F

-1°C

Humidity 47%
Wind Speed S 3 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility 1.24 mi
Last update 19 Apr 05:15 AM MDT
Extended Forecast for

Lost Trail Pass MT

  • Today

    Today: Sunny, with a high near 56. Calm wind becoming south around 6 mph in the afternoon.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Light south southwest wind.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63. South wind 3 to 7 mph. Winds could gust as high as 18 mph.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight.  Partly cloudy, with a low around 38.

    Low: 38 °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.  Snow level 8700 feet lowering to 7700 feet in the afternoon . High near 50. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 50 °F

    Chance Rain
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 9pm.  Cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow
    then Snow

  • Thursday

    Thursday: Snow.  Mostly cloudy, with a high near 39.

    High: 39 °F

    Snow

Detailed Forecast

Today
Sunny, with a high near 56. Calm wind becoming south around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 34. Light south southwest wind.
Monday
Mostly sunny, with a high near 63. South wind 3 to 7 mph. Winds could gust as high as 18 mph.
Monday Night
Mostly clear, with a low around 37. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 66. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 23 mph.
Tuesday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 38.
Wednesday
A chance of rain before noon, then rain and snow showers. Some thunder is also possible. Snow level 8700 feet lowering to 7700 feet in the afternoon . High near 50. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 30.
Thursday
Snow. Mostly cloudy, with a high near 39.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Partly sunny, with a high near 40.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 23.
Saturday
A chance of snow. Partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.68°N 113.94°W (Elev. 7077 ft)
2:00 am MDT Apr 19, 2026
5am MDT Apr 19, 2026-6pm MDT Apr 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database