Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Overcast

39°F

4°C

Humidity 64%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 07 Apr 04:05 AM MDT
Extended Forecast for

31 Miles WNW Challis ID

  • Today

    Today: Sunny, with a high near 43. Breezy, with a southwest wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 43 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 24. Windy, with a west wind 22 to 32 mph decreasing to 8 to 18 mph. Winds could gust as high as 41 mph.

    Low: 24 °F

    Mostly Clear
    and Windy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 42. North northwest wind 6 to 14 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.

    High: 42 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. Southwest wind 9 to 17 mph, with gusts as high as 24 mph.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 45. Southwest wind 6 to 11 mph.

    High: 45 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: A chance of snow after noon, mixing with rain after 3pm.  Partly sunny, with a high near 49. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain before midnight, then a slight chance of rain and snow.  Snow level 9300 feet. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Saturday

    Saturday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 45.

    High: 45 °F

    Snow Likely

Detailed Forecast

Today
Sunny, with a high near 43. Breezy, with a southwest wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 40 mph.
Tonight
Mostly clear, with a low around 24. Windy, with a west wind 22 to 32 mph decreasing to 8 to 18 mph. Winds could gust as high as 41 mph.
Wednesday
Sunny, with a high near 42. North northwest wind 6 to 14 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 29. Southwest wind 9 to 17 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 45. Southwest wind 6 to 11 mph.
Thursday Night
Mostly clear, with a low around 32.
Friday
A chance of snow after noon, mixing with rain after 3pm. Partly sunny, with a high near 49. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
A chance of rain before midnight, then a slight chance of rain and snow. Snow level 9300 feet. Mostly cloudy, with a low around 35.
Saturday
Snow likely, mainly after noon. Mostly cloudy, with a high near 45.
Saturday Night
Snow likely. Mostly cloudy, with a low around 33.
Sunday
Snow likely. Mostly cloudy, with a high near 37.
Sunday Night
Snow likely. Mostly cloudy, with a low around 29.
Monday
Snow likely. Mostly cloudy, with a high near 34.
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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 Apr 7, 2026
4am MDT Apr 7, 2026-6pm MDT Apr 13, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database