National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

43°F

6°C

Humidity 52%
Wind Speed SE 4 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 03 Apr 09:05 PM MDT
Extended Forecast for

31 Miles WNW Challis ID

  • Tonight

    Tonight: Mostly clear, with a low around 22. West wind around 9 mph becoming southeast after midnight.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 40. West wind 6 to 10 mph becoming south southeast in the morning.

    High: 40 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. West wind 6 to 10 mph becoming south after midnight.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 46. South wind 6 to 8 mph becoming west in the afternoon.

    High: 46 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 29. West wind 7 to 9 mph becoming south southwest after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 22. West wind around 9 mph becoming southeast after midnight.
Saturday
Sunny, with a high near 40. West wind 6 to 10 mph becoming south southeast in the morning.
Saturday Night
Mostly clear, with a low around 28. West wind 6 to 10 mph becoming south after midnight.
Sunday
Sunny, with a high near 46. South wind 6 to 8 mph becoming west in the afternoon.
Sunday Night
Mostly cloudy, with a low around 29. West wind 7 to 9 mph becoming south southwest after midnight.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 26.
Wednesday
A chance of snow. Partly sunny, with a high near 35.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 24.
Thursday
A chance of snow. Partly sunny, with a high near 34.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 23.
Friday
A slight chance of snow. Mostly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
31 Miles WNW Challis ID
 44.76°N 114.76°W (Elev. 9058 ft)
Last Update:
2:01 pm MDT Apr 3, 2026
Forecast Valid:
9pm MDT Apr 3, 2026-6pm MDT Apr 10, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation