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

28°C

82°F

Humidity 18%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 2°C (36°F)
Visibility 14 km
Heat Index27°C (80°F)
Last update 12 Jul 09:30 PM MDT
Extended Forecast for

4 Miles S Salmon ID

  • Tonight

    Tonight: Mostly clear, with a low around 12. North wind 6 to 11 km/h becoming light and variable after midnight.

    Low: 12 °C

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 34. Light and variable wind becoming north northeast 6 to 11 km/h in the afternoon.

    High: 34 °C

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 14. North northwest wind 8 to 13 km/h becoming light west northwest after midnight.

    Low: 14 °C

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 34. Light and variable wind becoming northwest 16 to 21 km/h in the afternoon.

    High: 34 °C

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 13. Northwest wind 19 to 24 km/h becoming light north after midnight. Winds could gust as high as 34 km/h.

    Low: 13 °C

    Mostly Clear

  • Tuesday

    Tuesday: A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 29. Chance of precipitation is 30%.

    High: 29 °C

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 11.

    Low: 11 °C

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 29.

    High: 29 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 11.

    Low: 11 °C

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 12. North wind 6 to 11 km/h becoming light and variable after midnight.
Sunday
Sunny, with a high near 34. Light and variable wind becoming north northeast 6 to 11 km/h in the afternoon.
Sunday Night
Mostly clear, with a low around 14. North northwest wind 8 to 13 km/h becoming light west northwest after midnight.
Monday
Sunny, with a high near 34. Light and variable wind becoming northwest 16 to 21 km/h in the afternoon.
Monday Night
Mostly clear, with a low around 13. Northwest wind 19 to 24 km/h becoming light north after midnight. Winds could gust as high as 34 km/h.
Tuesday
A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 29. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 11.
Wednesday
Sunny, with a high near 29.
Wednesday Night
Mostly clear, with a low around 11.
Thursday
Sunny, with a high near 32.
Thursday Night
Mostly clear, with a low around 12.
Friday
Sunny, with a high near 32.
Friday Night
Mostly clear, with a low around 12.
Saturday
Sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Salmon ID
 45.12°N 113.89°W (Elev. 4034 m)
Last Update:
2:30 pm MDT Jul 12, 2025
Forecast Valid:
9pm MDT Jul 12, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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