National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Winter Weather Brings Dangerous Travel Conditions Across the Northern U.S.

Heavy lake effect snow will persist downwind of the Great Lakes through early Saturday. Snow squalls with heavy snow and gusty winds will create dangerous travel in the Interior Northeast due to low visibility and slippery roads. A major winter storm will bring moderate to heavy, accumulating snow and gusty winds from the eastern Plains to the western Great Lakes today through Saturday. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

Lat: 45.11667°NLon: 113.88333°WElev: 4045.0ft.

Overcast

36°F

2°C

Humidity 59%
Wind Speed NNW 5 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 28 Nov 08:20 PM MST
Extended Forecast for

4 Miles S Salmon ID

  • Tonight

    Tonight: Partly cloudy, with a low around 14. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.

    Low: 14 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 35. Calm wind.

    High: 35 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 17. Calm wind.

    Low: 17 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 36. Calm wind.

    High: 36 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14. Calm wind.

    Low: 14 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A chance of snow before 11am, then a slight chance of rain and snow. Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 14. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Saturday
Partly sunny, with a high near 35. Calm wind.
Saturday Night
Mostly cloudy, with a low around 17. Calm wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 36. Calm wind.
Sunday Night
Partly cloudy, with a low around 14. Calm wind.
Monday
Partly sunny, with a high near 37.
Monday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 22.
Tuesday
A chance of snow before 11am, then a slight chance of rain and snow. Mostly cloudy, with a high near 38.
Tuesday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 20.
Wednesday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 37.
Wednesday Night
Partly cloudy, with a low around 16.
Thursday
Partly sunny, with a high near 39.
Thursday Night
A slight chance of snow. Snow level 4500 feet. Mostly cloudy, with a low around 22.
Friday
A chance of rain and snow. Snow level 4400 feet rising to 5900 feet in the afternoon. Partly sunny, with a high near 42.
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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. 4035 ft)
Last Update:
1:01 pm MST Nov 28, 2025
Forecast Valid:
8pm MST Nov 28, 2025-6pm MST Dec 5, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation