National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 30.08 in (1018.63 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 07 Dec 03:20 PM MST
Extended Forecast for

3 Miles S Clayton ID

  • This Afternoon

    This Afternoon: Snow likely, mainly after 5pm. Mostly cloudy, with a high near 34. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 34 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly before 8pm. Mostly cloudy, with a low around 26. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Snow Likely
    then Slight
    Chance Snow

  • Monday

    Monday: A 30 percent chance of snow, mainly after 2pm. Partly sunny, with a high near 37. West wind 8 to 13 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow

  • Monday Night

    Monday Night: Snow likely. Mostly cloudy, with a low around 32. West southwest wind 13 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Snow Likely

  • Tuesday

    Tuesday: Snow. High near 39. West wind 13 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 39 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow before 8pm, then rain, possibly mixed with snow between 8pm and 2am, then rain after 2am. Snow level rising to 8300 feet after midnight. Low around 36. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain before 8am, then rain, possibly mixed with snow. Snow level 8300 feet. High near 42. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain likely, possibly mixed with snow. Snow level 8100 feet. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.

    Low: 37 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of rain and snow. Snow level 7800 feet. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.

    High: 41 °F

    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Snow likely, mainly after 5pm. Mostly cloudy, with a high near 34. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly before 8pm. Mostly cloudy, with a low around 26. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday
A 30 percent chance of snow, mainly after 2pm. Partly sunny, with a high near 37. West wind 8 to 13 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Monday Night
Snow likely. Mostly cloudy, with a low around 32. West southwest wind 13 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday
Snow. High near 39. West wind 13 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Snow before 8pm, then rain, possibly mixed with snow between 8pm and 2am, then rain after 2am. Snow level rising to 8300 feet after midnight. Low around 36. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain before 8am, then rain, possibly mixed with snow. Snow level 8300 feet. High near 42. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain likely, possibly mixed with snow. Snow level 8100 feet. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Thursday
A chance of rain and snow. Snow level 7800 feet. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.
Thursday Night
A slight chance of rain and snow before 11pm. Snow level 7900 feet. Mostly cloudy, with a low around 34. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Clayton ID
 44.23°N 114.41°W (Elev. 7694 ft)
Last Update:
2:28 pm MST Dec 7, 2025
Forecast Valid:
3pm MST Dec 7, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation