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.

Rain

2°C

36°F

Humidity 93%
Wind Speed N 6 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 1°C (34°F)
Visibility 16 km
Wind Chill-1°C (31°F)
Last update 11 Oct 08:35 PM MDT
Extended Forecast for

31 Miles NW Challis ID

  • Tonight

    Tonight: Snow likely, mainly before 2am. Cloudy, with a low around -5. North wind 8 to 11 km/h becoming south after midnight. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 2 centimeters possible.

    Low: -5 °C

    Snow Likely
    then Chance
    Snow

  • Columbus Day

    Columbus Day: Snow likely, mainly between 11am and noon. Mostly cloudy, with a high near 3. Southeast wind 8 to 10 km/h becoming north northwest in the morning. Chance of precipitation is 60%. New snow accumulation of less than one centimeter possible.

    High: 3 °C

    Snow Likely

  • Monday Night

    Monday Night: A chance of snow between 8pm and 10pm. Mostly cloudy, with a low around -2. North wind 5 to 8 km/h. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: -2 °C

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 6. North northwest wind 5 to 11 km/h.

    High: 6 °C

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around -3. North wind 6 to 11 km/h becoming light and variable after midnight.

    Low: -3 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 9.

    High: 9 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around -1.

    Low: -1 °C

    Clear

  • Thursday

    Thursday: Sunny, with a high near 12.

    High: 12 °C

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -1.

    Low: -1 °C

    Mostly Clear

Detailed Forecast

Tonight
Snow likely, mainly before 2am. Cloudy, with a low around -5. North wind 8 to 11 km/h becoming south after midnight. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 2 centimeters possible.
Columbus Day
Snow likely, mainly between 11am and noon. Mostly cloudy, with a high near 3. Southeast wind 8 to 10 km/h becoming north northwest in the morning. Chance of precipitation is 60%. New snow accumulation of less than one centimeter possible.
Monday Night
A chance of snow between 8pm and 10pm. Mostly cloudy, with a low around -2. North wind 5 to 8 km/h. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 6. North northwest wind 5 to 11 km/h.
Tuesday Night
Mostly clear, with a low around -3. North wind 6 to 11 km/h becoming light and variable after midnight.
Wednesday
Sunny, with a high near 9.
Wednesday Night
Clear, with a low around -1.
Thursday
Sunny, with a high near 12.
Thursday Night
Mostly clear, with a low around -1.
Friday
Sunny, with a high near 14.
Friday Night
Mostly clear, with a low around 1.
Saturday
Sunny, with a high near 13.
Saturday Night
Mostly clear, with a low around 2.
Sunday
Sunny, with a high near 13.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
31 Miles NW Challis ID
 44.76°N 114.73°W (Elev. 8094 m)
Last Update:
5:41 pm MDT Oct 11, 2026
Forecast Valid:
9pm MDT Oct 11, 2026-6pm MDT Oct 18, 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