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

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

NA

15°F

-9°C

Humidity 93%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility 1.24 mi
Last update 12 Feb 02:30 AM MST
Extended Forecast for

Lost Trail Pass MT

  • Overnight

    Overnight: Mostly clear, with a low around 14. Light south wind.

    Low: 14 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 35. South wind 3 to 6 mph.

    High: 35 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17. Light southwest wind.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 34. South southwest wind 3 to 6 mph.

    High: 34 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23. South wind around 5 mph.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 35. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 26. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Snow Likely

  • Sunday

    Sunday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 37.

    High: 37 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 14. Light south wind.
Thursday
Sunny, with a high near 35. South wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 17. Light southwest wind.
Friday
Mostly sunny, with a high near 34. South southwest wind 3 to 6 mph.
Friday Night
Mostly cloudy, with a low around 23. South wind around 5 mph.
Saturday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 35. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 26. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 37.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22.
Washington's Birthday
Snow likely, mainly after 11am. Partly sunny, with a high near 36.
Monday Night
Snow likely. Mostly cloudy, with a low around 23.
Tuesday
Snow. Cloudy, with a high near 31.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 19.
Wednesday
Snow likely. Mostly cloudy, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.7°N 113.94°W (Elev. 6598 ft)
Last Update:
1:01 am MST Feb 12, 2026
Forecast Valid:
2am MST Feb 12, 2026-6pm MST Feb 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation