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

33°F

1°C

Humidity 80%
Wind Speed NNE 6 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility 1.24 mi
Wind Chill27°F (-3°C)
Last update 21 Mar 07:45 PM MDT
Extended Forecast for

Lost Trail Pass MT

  • Tonight

    Tonight: Mostly clear, with a low around 25. West wind 5 to 11 mph, with gusts as high as 32 mph.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 47. West wind 3 to 8 mph. Winds could gust as high as 20 mph.

    High: 47 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. Northwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 53. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. South southwest wind 3 to 6 mph. Winds could gust as high as 18 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow before noon, then rain likely.  Mostly cloudy, with a high near 53. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 53 °F

    Slight Chance
    Rain/Snow
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before midnight.  Mostly cloudy, with a low around 37. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain.  Partly sunny, with a high near 52.

    High: 52 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 9pm, then a chance of snow.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 25. West wind 5 to 11 mph, with gusts as high as 32 mph.
Sunday
Sunny, with a high near 47. West wind 3 to 8 mph. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 29. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 53. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 36. South southwest wind 3 to 6 mph. Winds could gust as high as 18 mph.
Tuesday
A slight chance of rain and snow before noon, then rain likely. Mostly cloudy, with a high near 53. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 37. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain. Partly sunny, with a high near 52.
Wednesday Night
A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Mostly clear, with a low around 23.
Friday
Sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 55.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.7°N 113.94°W (Elev. 6598 ft)
2:01 pm MDT Mar 21, 2026
8pm MDT Mar 21, 2026-6pm MDT Mar 28, 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