Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

NA

22°F

-6°C

Humidity 89%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility 1.24 mi
Last update 29 Jan 05:45 AM MST
Extended Forecast for

Lost Trail Pass MT

  • Today

    Today: A 30 percent chance of snow, mainly after 4pm.  Mostly cloudy, with a high near 26. South southwest wind 6 to 8 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. South southwest wind 6 to 8 mph.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after 11am.  Mostly cloudy, with a high near 29. South wind around 9 mph.

    High: 29 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. South southwest wind around 10 mph.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 32. South southwest wind 6 to 9 mph.

    High: 32 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow.  Partly sunny, with a high near 30.

    High: 30 °F

    Chance Snow

Detailed Forecast

Today
A 30 percent chance of snow, mainly after 4pm. Mostly cloudy, with a high near 26. South southwest wind 6 to 8 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Mostly cloudy, with a low around 20. South southwest wind 6 to 8 mph.
Friday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 29. South wind around 9 mph.
Friday Night
Mostly cloudy, with a low around 24. South southwest wind around 10 mph.
Saturday
Partly sunny, with a high near 32. South southwest wind 6 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
A chance of snow. Partly sunny, with a high near 30.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Partly sunny, with a high near 29.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.7°N 113.97°W (Elev. 7822 ft)
2:06 am MST Jan 29, 2026
6am MST Jan 29, 2026-6pm MST Feb 4, 2026
 
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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