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 56%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 03 Mar 11:05 AM MST
Extended Forecast for

8 Miles SSE Salmon ID

  • Today

    Today: Sunny, with a high near 44. Southwest wind 8 to 13 mph.

    High: 44 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 31. South wind around 15 mph.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 41. South wind around 14 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 29. Southwest wind around 15 mph becoming northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 29 °F

    Snow

  • Thursday

    Thursday: A 40 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 31. Northwest wind 15 to 18 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Slight Chance
    Snow

  • Friday

    Friday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 44. Southwest wind 8 to 13 mph.
Tonight
Partly cloudy, with a low around 31. South wind around 15 mph.
Wednesday
A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 41. South wind around 14 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 29. Southwest wind around 15 mph becoming northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
A 40 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 31. Northwest wind 15 to 18 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 33.
Friday Night
Mostly clear, with a low around 24.
Saturday
Partly sunny, with a high near 39.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Mostly cloudy, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
A chance of snow. Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Salmon ID
 45.06°N 113.85°W (Elev. 7946 ft)
Last Update:
5:47 am MST Mar 3, 2026
Forecast Valid:
11am MST Mar 3, 2026-6pm MDT Mar 9, 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