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 39%
Wind Speed WSW 8 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility 1.24 mi
Wind Chill28°F (-2°C)
Last update 18 Apr 12:00 PM MDT
Extended Forecast for

3 Miles SW Lost Trail Pass MT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 43. South wind around 6 mph, with gusts as high as 18 mph.

    High: 43 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 27. West southwest wind 3 to 6 mph.

    Low: 27 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 54. South wind around 6 mph.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. West wind around 6 mph becoming light and variable.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 60. South wind around 7 mph, with gusts as high as 18 mph.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after midnight.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely before 9am, then rain and snow showers. Some thunder is also possible.  Snow level 8600 feet lowering to 7500 feet in the afternoon . Mostly cloudy, with a high near 46.

    High: 46 °F

    Rain/Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 43. South wind around 6 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 27. West southwest wind 3 to 6 mph.
Sunday
Sunny, with a high near 54. South wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 34. West wind around 6 mph becoming light and variable.
Monday
Mostly sunny, with a high near 60. South wind around 7 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 38.
Wednesday
Rain likely before 9am, then rain and snow showers. Some thunder is also possible. Snow level 8600 feet lowering to 7500 feet in the afternoon . Mostly cloudy, with a high near 46.
Wednesday Night
Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 30.
Thursday
Snow. Mostly cloudy, with a high near 36.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Lost Trail Pass MT
 45.67°N 114°W (Elev. 7480 ft)
12:21 pm MDT Apr 18, 2026
12pm MDT Apr 18, 2026-6pm MDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database