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

32°F

0°C

Humidity 81%
Wind Speed SSE 3 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 04 Mar 02:56 AM MST
Extended Forecast for

28 Miles SSW Shoup ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 29. Southwest wind around 7 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow, mainly after 3pm. High near 40. South southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Mostly Cloudy
    then Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 24. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 24 °F

    Snow

  • Thursday

    Thursday: Snow. High near 30. West northwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 20. West northwest wind 5 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Snow Likely

  • Friday

    Friday: A 30 percent chance of snow. Partly sunny, with a high near 32. Little or no snow accumulation expected.

    High: 32 °F

    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 29. Southwest wind around 7 mph.
Wednesday
Snow, mainly after 3pm. High near 40. South southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow. Low around 24. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. High near 30. West northwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 20. West northwest wind 5 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 32. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Mostly cloudy, with a high near 39.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 33.
Monday
A chance of snow. Mostly cloudy, with a high near 40. Breezy.
Monday Night
Snow likely. Mostly cloudy, with a low around 21.
Tuesday
A chance of snow. Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
28 Miles SSW Shoup ID
 45°N 114.5°W (Elev. 7444 ft)
Last Update:
1:11 am MST Mar 4, 2026
Forecast Valid:
3am MST Mar 4, 2026-6pm MDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation