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

Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

NA

29°F

-2°C

Humidity 89%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility 1.24 mi
Last update 14 Apr 06:00 AM MDT
Extended Forecast for

Lost Trail Pass MT

  • Today

    Today: Partly sunny, with a high near 43. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 24 mph.

    High: 43 °F

    Partly Sunny

  • Tonight

    Tonight: A 50 percent chance of snow showers, mainly after 4am. Mostly cloudy, with a low around 31. South southwest wind 3 to 8 mph. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers. Some thunder is also possible. High near 42. South southwest wind 5 to 10 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 42 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times. Low around 20. West wind 5 to 9 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 20 °F

    Heavy Snow
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers. High near 27. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 27 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 17. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow
    Showers

  • Friday

    Friday: Snow showers likely, mainly after noon. Mostly cloudy, with a high near 32. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A slight chance of snow before midnight. Partly cloudy, with a low around 18.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 43. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 24 mph.
Tonight
A 50 percent chance of snow showers, mainly after 4am. Mostly cloudy, with a low around 31. South southwest wind 3 to 8 mph. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.
Wednesday
Snow showers. Some thunder is also possible. High near 42. South southwest wind 5 to 10 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 20. West wind 5 to 9 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow showers. High near 27. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 17. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely, mainly after noon. Mostly cloudy, with a high near 32. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
A slight chance of snow before midnight. Partly cloudy, with a low around 18.
Saturday
Sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
A slight chance of rain and snow. Snow level 7700 feet lowering to 7100 feet after midnight . Mostly cloudy, with a low around 31.
Monday
A chance of snow. Partly sunny, with a high near 52.
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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:
2:01 am MDT Apr 14, 2026
Forecast Valid:
6am MDT Apr 14, 2026-6pm MDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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