Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

43°F

6°C

Humidity 41%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 19 Apr 10:05 AM MDT
Extended Forecast for

31 Miles WNW Challis ID

  • Today

    Today: Mostly sunny, with a high near 48. South southwest wind 7 to 10 mph.

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. South southwest wind around 10 mph becoming southeast in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54. South wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. South southeast wind 10 to 14 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. South southeast wind 11 to 21 mph, with gusts as high as 26 mph.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain and snow between midnight and 3am, then a chance of snow after 3am.  Snow level 9600 feet lowering to 9100 feet after midnight . Mostly cloudy, with a low around 35. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 35 °F

    Partly Cloudy
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Snow likely before noon, then snow showers after noon. Some thunder is also possible.  High near 37. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 9pm.  Cloudy, with a low around 28.

    Low: 28 °F

    Rain/Snow
    then Snow

  • Thursday

    Thursday: Snow likely, mainly before noon.  Mostly cloudy, with a high near 33.

    High: 33 °F

    Snow Likely

Detailed Forecast

Today
Mostly sunny, with a high near 48. South southwest wind 7 to 10 mph.
Tonight
Mostly cloudy, with a low around 34. South southwest wind around 10 mph becoming southeast in the evening.
Monday
Mostly sunny, with a high near 54. South wind 8 to 13 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 35. South southeast wind 10 to 14 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 55. South southeast wind 11 to 21 mph, with gusts as high as 26 mph.
Tuesday Night
A chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Snow level 9600 feet lowering to 9100 feet after midnight . Mostly cloudy, with a low around 35. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday
Snow likely before noon, then snow showers after noon. Some thunder is also possible. High near 37. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 28.
Thursday
Snow likely, mainly before noon. Mostly cloudy, with a high near 33.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20.
Friday
A chance of snow. Partly sunny, with a high near 32.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 21.
Saturday
A slight chance of snow. Mostly sunny, with a high near 36.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
31 Miles WNW Challis ID
 44.76°N 114.76°W (Elev. 9058 ft)
2:00 am MDT Apr 19, 2026
10am MDT Apr 19, 2026-6pm MDT Apr 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database