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

39°F

4°C

Humidity 59%
Wind Speed N 0 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 09 Mar 01:56 AM MDT
Extended Forecast for

27 Miles SSW Shoup ID

  • Overnight

    Overnight: A 20 percent chance of snow after 5am. Partly cloudy, with a low around 28. West southwest wind around 21 mph, with gusts as high as 32 mph.

    Low: 28 °F

    Slight Chance
    Snow

  • Monday

    Monday: A 40 percent chance of snow, mainly before 10am. Partly sunny, with a high near 31. Breezy, with a west southwest wind 21 to 28 mph, with gusts as high as 45 mph. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Breezy.
    Chance Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16. Breezy, with a west wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 37 mph.

    Low: 16 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of snow. Partly sunny, with a high near 23. West wind 8 to 17 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 13. West northwest wind 13 to 18 mph becoming west southwest 7 to 12 mph after midnight. Winds could gust as high as 29 mph.

    Low: 13 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of snow, mainly after noon. Partly sunny, with a high near 32. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Slight Chance
    Snow then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 29. Breezy. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Snow and
    Breezy

  • Thursday

    Thursday: Snow. Cloudy, with a high near 38. Breezy.

    High: 38 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: Snow likely. Cloudy, with a low around 33.

    Low: 33 °F

    Snow Likely

Detailed Forecast

Overnight
A 20 percent chance of snow after 5am. Partly cloudy, with a low around 28. West southwest wind around 21 mph, with gusts as high as 32 mph.
Monday
A 40 percent chance of snow, mainly before 10am. Partly sunny, with a high near 31. Breezy, with a west southwest wind 21 to 28 mph, with gusts as high as 45 mph. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 16. Breezy, with a west wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 37 mph.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 23. West wind 8 to 17 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Mostly cloudy, with a low around 13. West northwest wind 13 to 18 mph becoming west southwest 7 to 12 mph after midnight. Winds could gust as high as 29 mph.
Wednesday
A 50 percent chance of snow, mainly after noon. Partly sunny, with a high near 32. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 29. Breezy. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday
Snow. Cloudy, with a high near 38. Breezy.
Thursday Night
Snow likely. Cloudy, with a low around 33.
Friday
Snow likely, mainly before noon. Mostly cloudy, with a high near 40.
Friday Night
Snow likely. Mostly cloudy, with a low around 34.
Saturday
Snow. Cloudy, with a high near 39.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 27.
Sunday
Snow likely. Mostly cloudy, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
27 Miles SSW Shoup ID
 45°N 114.44°W (Elev. 7595 ft)
Last Update:
12:21 am MDT Mar 9, 2026
Forecast Valid:
2am MDT Mar 9, 2026-6pm MDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation