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.

Overcast

33°F

1°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 06 Mar 12:56 AM MST
Extended Forecast for

28 Miles SSW Shoup ID

  • Overnight

    Overnight: A 20 percent chance of snow before 2am. Mostly cloudy, with a low around 17. West southwest wind around 6 mph.

    Low: 17 °F

    Slight Chance
    Snow

  • Friday

    Friday: Partly sunny, with a high near 32. West wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 32 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21. Southwest wind 5 to 8 mph.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow. Mostly cloudy, with a high near 39. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 39 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. West southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 44. Breezy.

    High: 44 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 31. Breezy. Little or no snow accumulation expected.

    Low: 31 °F

    Chance Snow
    and Breezy

  • Monday

    Monday: A chance of snow. Partly sunny, with a high near 37. Breezy.

    High: 37 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 21. Breezy.

    Low: 21 °F

    Chance Snow
    and Breezy

Detailed Forecast

Overnight
A 20 percent chance of snow before 2am. Mostly cloudy, with a low around 17. West southwest wind around 6 mph.
Friday
Partly sunny, with a high near 32. West wind 5 to 10 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 21. Southwest wind 5 to 8 mph.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 39. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 30. West southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 44. Breezy.
Sunday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 31. Breezy. Little or no snow accumulation expected.
Monday
A chance of snow. Partly sunny, with a high near 37. Breezy.
Monday Night
A chance of snow. Mostly cloudy, with a low around 21. Breezy.
Tuesday
A chance of snow. Partly sunny, with a high near 29.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 20.
Wednesday
Snow likely. Mostly cloudy, with a high near 36.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 29.
Thursday
A chance of snow. Partly sunny, with a high near 40. Breezy.
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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:
1:01 am MST Mar 6, 2026
Forecast Valid:
1am MST Mar 6, 2026-6pm MDT Mar 12, 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