Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.

Overcast

39°F

4°C

Humidity 48%
Wind Speed N 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 07 Dec 02:20 PM MST
Extended Forecast for

19 Miles SE Challis ID

  • This Afternoon

    This Afternoon: Snow likely, mainly after 5pm.  Cloudy, with a high near 21. West southwest wind 11 to 13 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.

    High: 21 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly before 8pm.  Mostly cloudy, with a low around 17. West wind 11 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow Likely
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 25. West southwest wind around 14 mph, with gusts as high as 21 mph.

    High: 25 °F

    Partly Sunny

  • Monday Night

    Monday Night: Snow, mainly after 5am.  Low around 22. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    then Snow

  • Tuesday

    Tuesday: Snow.  High near 27. West southwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 27 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow.  Low around 25. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 25 °F

    Snow

  • Wednesday

    Wednesday: Snow.  High near 29. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 29 °F

    Snow

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 27.

    Low: 27 °F

    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow.  Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow

Detailed Forecast

This Afternoon
Snow likely, mainly after 5pm. Cloudy, with a high near 21. West southwest wind 11 to 13 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 8pm. Mostly cloudy, with a low around 17. West wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday
Partly sunny, with a high near 25. West southwest wind around 14 mph, with gusts as high as 21 mph.
Monday Night
Snow, mainly after 5am. Low around 22. Southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday
Snow. High near 27. West southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow. Low around 25. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Snow. High near 29. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 27.
Thursday
A 40 percent chance of snow. Mostly cloudy, with a high near 29.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 27.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles SE Challis ID
 44.32°N 113.94°W (Elev. 9528 ft)
2:28 pm MST Dec 7, 2025
2pm MST Dec 7, 2025-6pm MST Dec 13, 2025
 
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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