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.

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Current conditions at

Lost Trail Pass (ITD87)

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

light snow

31°F

-1°C

Humidity NA
Wind Speed SW 5 MPH
Barometer NA
Dewpoint N/A
Visibility 0.24 mi
Wind Chill26°F (-3°C)
Last update NA
Extended Forecast for

3 Miles W Gibbonsville ID

  • Tonight

    Tonight: Rain, mainly after 2am.  Low around 36. Southwest wind around 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain

  • Tuesday

    Tuesday: Rain before 8am, then rain and snow.  Snow level 7300 feet lowering to 5500 feet in the afternoon . High near 40. West wind 10 to 13 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow.  Snow level 5500 feet rising to 7400 feet after midnight. Low around 34. Southwest wind around 6 mph.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 34 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain.  High near 43. West southwest wind around 8 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely.  Mostly cloudy, with a low around 38. West southwest wind around 8 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely, mainly before 11am.  Mostly cloudy, with a high near 42. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 36. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before 11am.  Partly sunny, with a high near 42.

    High: 42 °F

    Chance Rain
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly after 2am. Low around 36. Southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain before 8am, then rain and snow. Snow level 7300 feet lowering to 5500 feet in the afternoon . High near 40. West wind 10 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain, possibly mixed with snow. Snow level 5500 feet rising to 7400 feet after midnight. Low around 34. Southwest wind around 6 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
Rain. High near 43. West southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 38. West southwest wind around 8 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 42. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 36. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain before 11am. Partly sunny, with a high near 42.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 40.
Saturday Night
A chance of rain. Snow level 6800 feet lowering to 5700 feet after midnight . Partly cloudy, with a low around 27.
Sunday
A chance of rain and snow. Snow level rising to 6000 feet in the afternoon. Partly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
A chance of rain and snow. Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Gibbonsville ID
 45.55°N 113.97°W (Elev. 5400 ft)
1:01 pm MST Dec 8, 2025
11pm MST Dec 8, 2025-6pm MST Dec 15, 2025
 
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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