Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

NA

40°F

4°C

Humidity 43%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility 1.24 mi
Last update 20 Mar 03:45 AM MDT
Extended Forecast for

6 Miles W Gibbonsville ID

  • Today

    Today: Sunny, with a high near 54. Southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Southwest wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Rain likely before 3pm, then rain and snow likely.  Snow level 9200 feet lowering to 8300 feet in the afternoon . Partly sunny, with a high near 47. Breezy, with a west southwest wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 47 °F

    Slight Chance
    Rain then
    Rain/Snow
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight.  Partly cloudy, with a low around 26. West northwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 33 mph.

    Low: 26 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 41. West southwest wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 41 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45.

    High: 45 °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 snow before noon, then a chance of rain.  Snow level rising to 8600 feet in the afternoon. Partly sunny, with a high near 48.

    High: 48 °F

    Slight Chance
    Snow then
    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 54. Southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Tonight
Partly cloudy, with a low around 39. Southwest wind 6 to 15 mph, with gusts as high as 25 mph.
Saturday
Rain likely before 3pm, then rain and snow likely. Snow level 9200 feet lowering to 8300 feet in the afternoon . Partly sunny, with a high near 47. Breezy, with a west southwest wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 26. West northwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 33 mph.
Sunday
Sunny, with a high near 41. West southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 45.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
A slight chance of snow before noon, then a chance of rain. Snow level rising to 8600 feet in the afternoon. Partly sunny, with a high near 48.
Tuesday Night
A chance of rain. Snow level 8600 feet. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 45.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 25.
Thursday
A slight chance of snow. Mostly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Gibbonsville ID
 45.56°N 114.04°W (Elev. 7546 ft)
2:01 am MDT Mar 20, 2026
4am MDT Mar 20, 2026-6pm MDT Mar 26, 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