Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

NA

49°F

9°C

Humidity 36%
Wind Speed WNW 7 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility 1.24 mi
Wind Chill46°F (8°C)
Last update 17 Mar 04:30 PM MDT
Extended Forecast for

13 Miles WSW Lost Trail Pass MT

  • Tonight

    Tonight: Partly cloudy, with a low around 35. South wind around 6 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 53. West southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36. South southwest wind 5 to 7 mph.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 57. South southwest wind 5 to 8 mph, with gusts as high as 21 mph.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. South wind 5 to 8 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after midnight.  Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain and snow before noon, then a chance of rain between noon and 3pm, then a chance of rain and snow after 3pm.  Partly sunny, with a high near 50.

    High: 50 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of rain and snow before 9pm, then a slight chance of snow.  Partly cloudy, with a low around 26.

    Low: 26 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 35. South wind around 6 mph.
Wednesday
Sunny, with a high near 53. West southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 36. South southwest wind 5 to 7 mph.
Thursday
Sunny, with a high near 57. South southwest wind 5 to 8 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 38. South wind 5 to 8 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 61.
Friday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 38.
Saturday
A chance of rain and snow before noon, then a chance of rain between noon and 3pm, then a chance of rain and snow after 3pm. Partly sunny, with a high near 50.
Saturday Night
A slight chance of rain and snow before 9pm, then a slight chance of snow. Partly cloudy, with a low around 26.
Sunday
A slight chance of snow. Mostly sunny, with a high near 46.
Sunday Night
A slight chance of snow. Partly cloudy, with a low around 28.
Monday
A slight chance of rain and snow. Partly sunny, with a high near 50.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Tuesday
Rain and snow likely. Mostly cloudy, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles WSW Lost Trail Pass MT
 45.63°N 114.17°W (Elev. 6467 ft)
2:11 pm MDT Mar 17, 2026
4pm MDT Mar 17, 2026-6pm MDT Mar 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database