Likelihood of HISTORIC Northern Rockies 3-5 day precipitation and snowmelt this week in some valleys and west slopes resulting in poor drainage ponding and stream flooding threats along with rockslides. Several feet of heavy snow above 8000 feet possible.

Read More >

Hazardous Weather Conditions

Current conditions at

Lost Trail Pass (ITD87)

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

light snow

30°F

-1°C

Humidity NA
Wind Speed SSW 8 MPH
Barometer NA
Dewpoint N/A
Visibility 0.29 mi
Wind Chill22°F (-6°C)
Last update NA
Extended Forecast for

4 Miles WNW Lost Trail Pass MT

  • Tonight

    Tonight: Snow.  Low around 29. Southwest wind 18 to 21 mph, with gusts as high as 40 mph.  Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Low: 29 °F

    Snow

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times.  Temperature falling to around 26 by 3pm. West wind 13 to 21 mph, with gusts as high as 44 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 33 °F

    Heavy Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Temperature rising to around 35 by 4am. Southwest wind 6 to 11 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 26 °F

    Heavy Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all snow after 2pm.  High near 35. West southwest wind 10 to 14 mph, with gusts as high as 32 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow before 2am, then rain likely, possibly mixed with snow.  Low around 33. West southwest wind 9 to 11 mph, with gusts as high as 29 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 33 °F

    Snow then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Snow likely before 2pm, then rain and snow likely.  Mostly cloudy, with a high near 35. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 11pm, then a chance of snow.  Mostly cloudy, with a low around 32. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A chance of snow, mainly before 11am.  Partly sunny, with a high near 35.

    High: 35 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow. Low around 29. Southwest wind 18 to 21 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.
Tuesday
Snow. The snow could be heavy at times. Temperature falling to around 26 by 3pm. West wind 13 to 21 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Temperature rising to around 35 by 4am. Southwest wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Rain and snow, becoming all snow after 2pm. High near 35. West southwest wind 10 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow before 2am, then rain likely, possibly mixed with snow. Low around 33. West southwest wind 9 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow likely before 2pm, then rain and snow likely. Mostly cloudy, with a high near 35. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 32. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow, mainly before 11am. Partly sunny, with a high near 35.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 26.
Sunday
A chance of snow. Partly sunny, with a high near 31.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 25.
Monday
A chance of snow. Partly sunny, with a high near 32.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Lost Trail Pass MT
 45.72°N 114.01°W (Elev. 7595 ft)
1:01 pm MST Dec 8, 2025
8pm MST Dec 8, 2025-6pm MST Dec 15, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database