Prolonged dangerous winter storm conditions in the high country of western Montana and north-central Idaho later this week with localized damaging winds

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Current conditions at

Lost Trail Pass (ITD87)

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

NA

19°F

-7°C

Humidity 70%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 10°F (-12°C)
Visibility 1.11 mi
Last update 09 Mar 08:45 PM MDT
Extended Forecast for

3 Miles SW Lost Trail Pass MT

  • Tonight

    Tonight: A 30 percent chance of snow after 5am.  Partly cloudy, with a low around 11. West wind 6 to 10 mph, with gusts as high as 21 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 11 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow likely, mainly between 11am and 5pm.  Partly sunny, with a high near 21. Wind chill values as low as zero. West wind 6 to 15 mph, with gusts as high as 31 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 21 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly before midnight.  Partly cloudy, with a low around 10. Wind chill values as low as -1. West northwest wind 8 to 15 mph becoming south southwest after midnight. Winds could gust as high as 31 mph.  New snow accumulation of less than a half inch possible.

    Low: 10 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 30. Wind chill values as low as zero. Southwest wind 9 to 14 mph, with gusts as high as 31 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: Snow.  Low around 28. Southwest wind around 15 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 28 °F

    Snow

  • Thursday

    Thursday: Snow.  High near 35. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 35 °F

    Snow

  • Thursday Night

    Thursday Night: Snow.  Low around 31. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 31 °F

    Snow

  • Friday

    Friday: Snow.  Cloudy, with a high near 38.

    High: 38 °F

    Snow

  • Friday Night

    Friday Night: Snow.  Cloudy, with a low around 32.

    Low: 32 °F

    Snow

Detailed Forecast

Tonight
A 30 percent chance of snow after 5am. Partly cloudy, with a low around 11. West wind 6 to 10 mph, with gusts as high as 21 mph. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Snow likely, mainly between 11am and 5pm. Partly sunny, with a high near 21. Wind chill values as low as zero. West wind 6 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday Night
A 30 percent chance of snow, mainly before midnight. Partly cloudy, with a low around 10. Wind chill values as low as -1. West northwest wind 8 to 15 mph becoming south southwest after midnight. Winds could gust as high as 31 mph. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly after noon. Mostly cloudy, with a high near 30. Wind chill values as low as zero. Southwest wind 9 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow. Low around 28. Southwest wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. High near 35. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
Snow. Low around 31. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Friday
Snow. Cloudy, with a high near 38.
Friday Night
Snow. Cloudy, with a low around 32.
Saturday
Snow. Cloudy, with a high near 34.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 21.
Sunday
A chance of snow. Mostly cloudy, with a high near 34.
Sunday Night
Snow likely. Cloudy, with a low around 29.
Monday
Rain and snow likely. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Lost Trail Pass MT
 45.67°N 114°W (Elev. 7480 ft)
2:01 pm MDT Mar 9, 2026
9pm MDT Mar 9, 2026-6pm MDT Mar 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database