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

68°F

20°C

Humidity 13%
Wind Speed NNE 4 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 16°F (-9°C)
Visibility 9.00 mi
Last update 09 Apr 05:35 PM MDT
Extended Forecast for

25 Miles SW Salmon ID

  • Tonight

    Tonight: Increasing clouds, with a low around 32. West wind 6 to 14 mph becoming south southeast after midnight. Winds could gust as high as 23 mph.

    Low: 32 °F

    Increasing
    Clouds

  • Friday

    Friday: A chance of rain and snow, mainly after 3pm. Partly sunny, with a high near 50. South southeast wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 50 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Snow level 9800 feet lowering to 9000 feet after midnight . Mostly cloudy, with a low around 32. Southwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of snow before noon, then snow showers after noon. Some thunder is also possible. High near 42. Breezy, with a southwest wind 11 to 16 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Chance Snow
    then Snow
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 29. West southwest wind 9 to 18 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: A chance of snow before noon, then snow showers after noon. Some thunder is also possible. High near 40. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Chance Snow
    then Snow
    Showers

  • Sunday Night

    Sunday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Snow Likely

  • Monday

    Monday: Snow likely. Mostly cloudy, with a high near 35.

    High: 35 °F

    Snow Likely

  • Monday Night

    Monday Night: A chance of snow, mainly before midnight. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance Snow

Detailed Forecast

Tonight
Increasing clouds, with a low around 32. West wind 6 to 14 mph becoming south southeast after midnight. Winds could gust as high as 23 mph.
Friday
A chance of rain and snow, mainly after 3pm. Partly sunny, with a high near 50. South southeast wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
A chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Snow level 9800 feet lowering to 9000 feet after midnight . Mostly cloudy, with a low around 32. Southwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
A chance of snow before noon, then snow showers after noon. Some thunder is also possible. High near 42. Breezy, with a southwest wind 11 to 16 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 29. West southwest wind 9 to 18 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
Sunday
A chance of snow before noon, then snow showers after noon. Some thunder is also possible. High near 40. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Sunday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow likely. Mostly cloudy, with a high near 35.
Monday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 35.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 26.
Wednesday
A chance of snow. Mostly cloudy, with a high near 32. Breezy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 21. Breezy.
Thursday
A slight chance of snow. Partly sunny, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles SW Salmon ID
 44.88°N 114.21°W (Elev. 8983 ft)
Last Update:
2:00 pm MDT Apr 9, 2026
Forecast Valid:
5pm MDT Apr 9, 2026-6pm MDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation