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

45°F

7°C

Humidity 70%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 02 Mar 12:35 PM MST
Extended Forecast for

22 Miles NW Challis ID

  • This Afternoon

    This Afternoon: Snow likely, mainly before 2pm. Mostly cloudy, with a high near 36. West wind 5 to 7 mph becoming north. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Snow Likely

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 21. North wind around 5 mph becoming calm in the evening.

    Low: 21 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 42. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow, mainly after 11am. High near 37. South wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 25. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 25 °F

    Snow

  • Thursday

    Thursday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 30. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

  • Friday

    Friday: A chance of snow. Partly sunny, with a high near 32.

    High: 32 °F

    Chance Snow

Detailed Forecast

This Afternoon
Snow likely, mainly before 2pm. Mostly cloudy, with a high near 36. West wind 5 to 7 mph becoming north. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 21. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 42. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 28. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Wednesday
Snow, mainly after 11am. High near 37. South wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow. Low around 25. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 30. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20.
Friday
A chance of snow. Partly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 20.
Saturday
A slight chance of snow. Partly sunny, with a high near 38.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 29.
Sunday
A slight chance of snow. Partly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NW Challis ID
 44.69°N 114.59°W (Elev. 7575 ft)
Last Update:
11:27 am MST Mar 2, 2026
Forecast Valid:
12pm MST Mar 2, 2026-6pm MDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation