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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

NA

30°F

-1°C

Humidity NA
Wind Speed SE 1 MPH
Barometer NA
Dewpoint N/A
Visibility 0.13 mi
Last update NA
Extended Forecast for

Lost Trail Pass MT

  • Overnight

    Overnight: A 50 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 28. South wind around 6 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow

  • Monday

    Monday: Snow. High near 38. South wind 5 to 8 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 38 °F

    Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 27. West northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Little or no snow accumulation expected.

    Low: 27 °F

    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 43. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 43 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 31. South southwest wind 5 to 8 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow. High near 41. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 21. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 21 °F

    Snow

  • Thursday

    Thursday: Snow. Cloudy, with a high near 28.

    High: 28 °F

    Snow

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Chance Snow

Detailed Forecast

Overnight
A 50 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 28. South wind around 6 mph. Total nighttime snow accumulation of less than a half inch possible.
Monday
Snow. High near 38. South wind 5 to 8 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Monday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 27. West northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Little or no snow accumulation expected.
Tuesday
Partly sunny, with a high near 43. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 31. South southwest wind 5 to 8 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.
Wednesday
Snow. High near 41. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 21. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Thursday
Snow. Cloudy, with a high near 28.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 16.
Friday
A chance of snow. Partly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
A chance of snow. Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.68°N 113.94°W (Elev. 7077 ft)
Last Update:
12:22 am MDT Apr 13, 2026
Forecast Valid:
1am MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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