Current conditions at

Salmon, Lemhi County Airport (KSMN)

Lat: 45.11667°NLon: 113.88333°WElev: 4045.0ft.

Overcast

36°F

2°C

Humidity 92%
Wind Speed NE 3 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 05 Mar 12:56 AM MST
Extended Forecast for

31 Miles WNW Challis ID

Winter Weather Advisory until March 5, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 5, 09:00am

    NOW until 9:00am Thu

    Winter Weather Advisory

  • Overnight

    Low: 20 °F

    Heavy Snow

  • Thursday

    Thursday: Snow likely, mainly after 3pm.  Mostly cloudy, with a high near 23. Northwest wind 14 to 17 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 23 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly before 9pm.  Mostly cloudy, with a low around 14. North northwest wind 9 to 16 mph, with gusts as high as 20 mph.  New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: A 30 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 25. West northwest wind 9 to 11 mph, with gusts as high as 18 mph.  Little or no snow accumulation expected.

    High: 25 °F

    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19. Northwest wind 8 to 15 mph becoming west southwest after midnight. Winds could gust as high as 20 mph.

    Low: 19 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 20. West northwest wind around 14 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 5 to 9 inches possible.
Thursday
Snow likely, mainly after 3pm. Mostly cloudy, with a high near 23. Northwest wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
A 30 percent chance of snow, mainly before 9pm. Mostly cloudy, with a low around 14. North northwest wind 9 to 16 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 25. West northwest wind 9 to 11 mph, with gusts as high as 18 mph. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 19. Northwest wind 8 to 15 mph becoming west southwest after midnight. Winds could gust as high as 20 mph.
Saturday
Partly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 31.
Monday
A chance of snow. Partly sunny, with a high near 33.
Monday Night
A chance of snow. Mostly cloudy, with a low around 17.
Tuesday
Snow likely. Mostly cloudy, with a high near 20.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 16.
Wednesday
A chance of snow. Partly sunny, with a high near 27.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
31 Miles WNW Challis ID
 44.76°N 114.76°W (Elev. 9058 ft)
11:21 pm MST Mar 4, 2026
1am MST Mar 5, 2026-6pm MDT Mar 11, 2026
 
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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