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

Areas of Hazardous Weather This Weekend

A series of cold fronts from North Pacific storms will bring periods of gusty winds, low elevation rainfall, and high elevation snow to the Pacific Northwest this weekend into next week. Heavy to excessive rainfall may produce areas of flooding over southern Texas this weekend. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

Rain

N/A

Humidity 100%
Wind Speed NNE 7 MPH
Barometer NA
Dewpoint N/A
Visibility 0.23 mi
Last update 01 Nov 01:30 PM MST
Extended Forecast for

Lost Trail Pass MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. South wind 3 to 5 mph.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 47. South wind around 6 mph.

    High: 47 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. South wind 6 to 11 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45. South wind around 9 mph becoming west southwest in the afternoon. Winds could gust as high as 24 mph.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 31. West wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 44.

    High: 44 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 29. South wind 3 to 5 mph.
Saturday
Increasing clouds, with a high near 47. South wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 32. South wind 6 to 11 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 45. South wind around 9 mph becoming west southwest in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 31. West wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 44.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Partly cloudy, with a low around 30.
Veterans Day
Mostly sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.68°N 113.94°W (Elev. 7077 ft)
Last Update:
1:01 pm MST Nov 6, 2026
Forecast Valid:
3pm MST Nov 6, 2026-6pm MST Nov 13, 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