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

41°F

5°C

Humidity 52%
Wind Speed S 6 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 07 Dec 05:20 PM MST
Extended Forecast for

16 Miles W Challis ID

  • This Afternoon

    This Afternoon: Snow.  High near 29. West southwest wind around 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 29 °F

    Snow

  • Tonight

    Tonight: Snow, mainly before 11pm.  Low around 22. West wind around 15 mph, with gusts as high as 29 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Snow then
    Slight Chance
    Snow

  • Monday

    Monday: A 50 percent chance of snow, mainly after 2pm.  Partly sunny, with a high near 31. West southwest wind around 15 mph, with gusts as high as 30 mph.  New snow accumulation of less than a half inch possible.

    High: 31 °F

    Slight Chance
    Snow then
    Chance Snow

  • Monday Night

    Monday Night: Snow.  Low around 28. West southwest wind 15 to 20 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 28 °F

    Snow

  • Tuesday

    Tuesday: Snow.  High near 33. West southwest wind 15 to 21 mph, with gusts as high as 39 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 33 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow.  Low around 30. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 30 °F

    Snow

  • Wednesday

    Wednesday: Snow.  High near 34. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely.  Mostly cloudy, with a low around 32. Chance of precipitation is 70%.

    Low: 32 °F

    Snow Likely

  • Thursday

    Thursday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 35. Chance of precipitation is 60%.

    High: 35 °F

    Snow Likely

Detailed Forecast

This Afternoon
Snow. High near 29. West southwest wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow, mainly before 11pm. Low around 22. West wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday
A 50 percent chance of snow, mainly after 2pm. Partly sunny, with a high near 31. West southwest wind around 15 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Monday Night
Snow. Low around 28. West southwest wind 15 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Snow. High near 33. West southwest wind 15 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow. Low around 30. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Snow. High near 34. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Thursday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W Challis ID
 44.54°N 114.56°W (Elev. 8999 ft)
4:31 pm MST Dec 7, 2025
5pm MST Dec 7, 2025-6pm MST Dec 14, 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