Heat Wave Continues in the West; Critical Fire Weather Conditions in the High 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. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

Lat: 45.11667°NLon: 113.88333°WElev: 4045.0ft.

Clear

43°F

6°C

Humidity 60%
Wind Speed N 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 18 Mar 10:20 AM MDT
Extended Forecast for

31 Miles WNW Challis ID

  • Today

    Today: Sunny, with a high near 46. West southwest wind around 17 mph, with gusts as high as 26 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. South southwest wind around 16 mph, with gusts as high as 22 mph.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 49. South southwest wind 15 to 17 mph, with gusts as high as 26 mph.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36. South southwest wind around 17 mph, with gusts as high as 23 mph.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50. South southwest wind around 17 mph, with gusts as high as 26 mph.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain and snow before 9am, then a chance of snow.  Partly sunny, with a high near 44. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 44 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 46. West southwest wind around 17 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 37. South southwest wind around 16 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 49. South southwest wind 15 to 17 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 36. South southwest wind around 17 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 50. South southwest wind around 17 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
A chance of rain and snow before 9am, then a chance of snow. Partly sunny, with a high near 44. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 27.
Monday
A slight chance of snow. Partly sunny, with a high near 41.
Monday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 31.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
31 Miles WNW Challis ID
 44.76°N 114.76°W (Elev. 9058 ft)
2:01 am MDT Mar 18, 2026
10am MDT Mar 18, 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