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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

NA

21°F

-6°C

Humidity 62%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 10°F (-12°C)
Visibility 1.24 mi
Last update 27 Jan 08:15 PM MST
Extended Forecast for

6 Miles W Lost Trail Pass MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 19. South wind around 6 mph.

    Low: 19 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly between 10am and noon. Mostly cloudy, with a high near 27. West southwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17. Southwest wind 3 to 8 mph.

    Low: 17 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 30. South southwest wind around 6 mph.

    High: 30 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23. Southwest wind 3 to 5 mph.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 33. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Saturday Night

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

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 19. South wind around 6 mph.
Wednesday
Snow likely, mainly between 10am and noon. Mostly cloudy, with a high near 27. West southwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly cloudy, with a low around 17. Southwest wind 3 to 8 mph.
Thursday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 30. South southwest wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 23. Southwest wind 3 to 5 mph.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 33. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 36.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Partly sunny, with a high near 37.
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 35.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 25.
Tuesday
A slight chance of snow. Partly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Lost Trail Pass MT
 45.71°N 114.07°W (Elev. 7100 ft)
Last Update:
2:07 pm MST Jan 27, 2026
Forecast Valid:
8pm MST Jan 27, 2026-6pm MST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation