Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

NA

59°F

15°C

Humidity 25%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility 1.24 mi
Last update 20 Mar 03:45 PM MDT
Extended Forecast for

3 Miles SW Lost Trail Pass MT

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Southwest wind 5 to 11 mph, with gusts as high as 34 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Rain and snow likely before 4pm, then a slight chance of snow after 5pm.  Snow level 9100 feet lowering to 7500 feet in the afternoon . Increasing clouds, with a high near 46. Light west wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 36 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 46 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight.  Partly cloudy, with a low around 25. West northwest wind 6 to 14 mph, with gusts as high as 36 mph.  New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 42. West southwest wind 3 to 7 mph. Winds could gust as high as 20 mph.

    High: 42 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. West wind 5 to 8 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain after noon.  Snow level rising to 8600 feet in the afternoon. Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Southwest wind 5 to 11 mph, with gusts as high as 34 mph.
Saturday
Rain and snow likely before 4pm, then a slight chance of snow after 5pm. Snow level 9100 feet lowering to 7500 feet in the afternoon . Increasing clouds, with a high near 46. Light west wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 36 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
A 30 percent chance of snow before midnight. Partly cloudy, with a low around 25. West northwest wind 6 to 14 mph, with gusts as high as 36 mph. New snow accumulation of less than a half inch possible.
Sunday
Sunny, with a high near 42. West southwest wind 3 to 7 mph. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 28. West wind 5 to 8 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.
Monday
Partly sunny, with a high near 47.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
A slight chance of rain after noon. Snow level rising to 8600 feet in the afternoon. Partly sunny, with a high near 51.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 35.
Wednesday
A chance of rain and snow before noon, then a chance of rain. Snow level 8200 feet lowering to 7500 feet in the afternoon . Partly sunny, with a high near 49.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 23.
Thursday
A slight chance of snow. Mostly sunny, with a high near 36.
Thursday Night
Mostly clear, with a low around 21.
Friday
Sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Lost Trail Pass MT
 45.67°N 114°W (Elev. 7480 ft)
2:41 pm MDT Mar 20, 2026
4pm MDT Mar 20, 2026-6pm MDT Mar 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database