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

59°F

15°C

Humidity 30%
Wind Speed N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 04 Apr 04:15 PM MDT
Extended Forecast for

8 Miles SSE Salmon ID

  • Tonight

    Tonight: Mostly clear, with a low around 31. North northwest wind 5 to 10 mph becoming south southwest after midnight.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 52. South southwest wind around 6 mph becoming north in the afternoon.

    High: 52 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. North wind 9 to 11 mph becoming south after midnight.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54. South wind 6 to 13 mph becoming west in the afternoon.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. West northwest wind 9 to 15 mph becoming southwest after midnight.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 52. Breezy.

    High: 52 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31. Breezy.

    Low: 31 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: A slight chance of snow after noon, mixing with rain after 3pm. Mostly sunny, with a high near 44.

    High: 44 °F

    Sunny then
    Slight Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of snow before 9pm, then a slight chance of rain and snow between 9pm and 3am, then a slight chance of snow after 3am. Partly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 31. North northwest wind 5 to 10 mph becoming south southwest after midnight.
Sunday
Mostly sunny, with a high near 52. South southwest wind around 6 mph becoming north in the afternoon.
Sunday Night
Mostly cloudy, with a low around 37. North wind 9 to 11 mph becoming south after midnight.
Monday
Partly sunny, with a high near 54. South wind 6 to 13 mph becoming west in the afternoon.
Monday Night
Partly cloudy, with a low around 37. West northwest wind 9 to 15 mph becoming southwest after midnight.
Tuesday
Sunny, with a high near 52. Breezy.
Tuesday Night
Partly cloudy, with a low around 31. Breezy.
Wednesday
A slight chance of snow after noon, mixing with rain after 3pm. Mostly sunny, with a high near 44.
Wednesday Night
A slight chance of snow before 9pm, then a slight chance of rain and snow between 9pm and 3am, then a slight chance of snow after 3am. Partly cloudy, with a low around 30.
Thursday
A chance of snow. Mostly sunny, with a high near 44.
Thursday Night
A slight chance of rain and snow. Partly cloudy, with a low around 30.
Friday
A slight chance of rain and snow. Mostly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 33.
Saturday
A slight chance of rain and snow. Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Salmon ID
 45.06°N 113.85°W (Elev. 7946 ft)
Last Update:
2:01 pm MDT Apr 4, 2026
Forecast Valid:
4pm MDT Apr 4, 2026-6pm MDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation