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.

Partly Cloudy

37°F

3°C

Humidity 64%
Wind Speed N 0 MPH
Barometer 30.37 in (1028.45 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 03 Apr 10:35 PM MDT
Extended Forecast for

28 Miles SSW Shoup ID

  • Tonight

    Tonight: Mostly clear, with a low around 23. West southwest wind 3 to 5 mph.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 47. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 30. West wind 5 to 7 mph becoming calm in the evening.

    Low: 30 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 53. Calm wind becoming west around 6 mph in the afternoon.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Breezy.

    High: 49 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 28. Breezy.

    Low: 28 °F

    Chance
    Rain/Snow and
    Breezy then
    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 23. West southwest wind 3 to 5 mph.
Saturday
Sunny, with a high near 47. Calm wind becoming west 5 to 8 mph in the afternoon.
Saturday Night
Clear, with a low around 30. West wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 53. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 33. West northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 49. Breezy.
Tuesday Night
A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 28. Breezy.
Wednesday
A chance of snow. Partly sunny, with a high near 42.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 25.
Thursday
A chance of snow. Partly sunny, with a high near 41.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 25.
Friday
A slight chance of snow. Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
28 Miles SSW Shoup ID
 45°N 114.5°W (Elev. 7444 ft)
Last Update:
2:01 pm MDT Apr 3, 2026
Forecast Valid:
10pm MDT Apr 3, 2026-6pm MDT Apr 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation