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

30°F

-1°C

Humidity 48%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility 1.24 mi
Last update 19 Apr 05:45 AM MDT
Extended Forecast for

Lost Trail Pass MT

  • Today

    Today: Sunny, with a high near 58. South wind 5 to 7 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. West wind around 5 mph becoming calm.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65. South wind 5 to 7 mph, with gusts as high as 20 mph.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Southwest wind around 6 mph becoming light and variable.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68. Southeast wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after noon.  High near 53. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 53 °F

    Chance Rain
    then Showers

  • 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

  • Thursday

    Thursday: Snow.  Mostly cloudy, with a high near 41.

    High: 41 °F

    Snow

Detailed Forecast

Today
Sunny, with a high near 58. South wind 5 to 7 mph.
Tonight
Mostly cloudy, with a low around 35. West wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 65. South wind 5 to 7 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 39. Southwest wind around 6 mph becoming light and variable.
Tuesday
Mostly sunny, with a high near 68. Southeast wind 6 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 40.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after noon. High near 53. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain and snow, becoming all snow after midnight. Cloudy, with a low around 32.
Thursday
Snow. Mostly cloudy, with a high near 41.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 23.
Friday
A chance of snow. Partly sunny, with a high near 42.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 24.
Saturday
A chance of snow. Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.7°N 113.94°W (Elev. 6598 ft)
2:00 am MDT Apr 19, 2026
6am 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