Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Overcast

37°F

3°C

Humidity 86%
Wind Speed ENE 3 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 05 Mar 01:05 AM MST
Extended Forecast for

22 Miles NW 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: 23 °F

    Heavy Snow

  • Thursday

    Thursday: Snow likely, mainly after 4pm. The snow could be heavy at times.  Mostly cloudy, with a high near 28. Northwest wind 8 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 28 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly before 8pm.  Mostly cloudy, with a low around 16. West northwest wind 5 to 9 mph, with gusts as high as 20 mph.  New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: A 20 percent chance of snow.  Partly sunny, with a high near 29. West northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 29 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18. West northwest wind 5 to 10 mph becoming light west  in the evening. Winds could gust as high as 20 mph.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37.

    High: 37 °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 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 23. West wind around 8 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 4 to 8 inches possible.
Thursday
Snow likely, mainly after 4pm. The snow could be heavy at times. Mostly cloudy, with a high near 28. Northwest wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 30 percent chance of snow, mainly before 8pm. Mostly cloudy, with a low around 16. West northwest wind 5 to 9 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 29. West northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 18. West northwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 20 mph.
Saturday
Partly sunny, with a high near 37.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
A chance of snow after 11pm. Mostly cloudy, with a low around 31.
Monday
A chance of snow. Partly sunny, with a high near 38. Breezy.
Monday Night
A chance of snow. Mostly cloudy, with a low around 17. Breezy.
Tuesday
A chance of snow. Partly sunny, with a high near 25.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 16.
Wednesday
A chance of snow. Partly sunny, with a high near 32.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NW Challis ID
 44.69°N 114.59°W (Elev. 7575 ft)
1:11 am MST Mar 5, 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