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

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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Hazardous Weather Conditions

Current conditions at

Lost Trail Pass (ITD87)

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

unknown precip

13°F

-11°C

Humidity 74%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 6°F (-14°C)
Visibility 1.24 mi
Wind Chill6°F (-14°C)
Last update 11 Mar 12:00 AM MDT
Extended Forecast for

Lost Trail Pass MT

High Wind Warning March 12, 12:00am until March 13, 12:00am
Click here for hazard details and duration
High Wind Warning

  • Overnight

    Overnight: Partly cloudy, with a low around 8. Wind chill values as low as zero. South southwest wind around 6 mph.

    Low: 8 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly after 3pm. Partly sunny, with a high near 31. South wind 6 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: Snow. Patchy blowing snow after 3am. Low around 28. Southwest wind 10 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 28 °F

    Snow and
    Patchy
    Blowing Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times. Patchy blowing snow before 3pm. High near 35. Breezy, with a west wind 15 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 35 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow. Low around 31. West southwest wind 7 to 10 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 31 °F

    Snow

  • Friday

    Friday: Snow. High near 37. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 37 °F

    Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 30. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 30 °F

    Heavy Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Cloudy, with a high near 34.

    High: 34 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 8. Wind chill values as low as zero. South southwest wind around 6 mph.
Wednesday
Snow likely, mainly after 3pm. Partly sunny, with a high near 31. South wind 6 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow. Patchy blowing snow after 3am. Low around 28. Southwest wind 10 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow. The snow could be heavy at times. Patchy blowing snow before 3pm. High near 35. Breezy, with a west wind 15 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday Night
Snow. Low around 31. West southwest wind 7 to 10 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Friday
Snow. High near 37. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 30. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Saturday
Snow. The snow could be heavy at times. Cloudy, with a high near 34.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 13.
Sunday
A chance of snow, mainly after noon. Mostly cloudy, with a high near 31.
Sunday Night
Snow likely. Mostly cloudy, with a low around 24.
Monday
Rain and snow likely. Mostly cloudy, with a high near 41.
Monday Night
A chance of rain and snow. Snow level 7600 feet. Mostly cloudy, with a low around 32.
Tuesday
A chance of rain. Snow level 7200 feet rising to 8300 feet in the afternoon. Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.68°N 113.94°W (Elev. 7077 ft)
Last Update:
2:11 pm MDT Mar 10, 2026
Forecast Valid:
12am MDT Mar 11, 2026-6pm MDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation