Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

37°F

3°C

Humidity 80%
Wind Speed NW 4 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 09 Dec 11:20 PM MST
Extended Forecast for

5 Miles NNE Clayton ID

  • Tonight

    Tonight: Snow likely, mainly between midnight and 4am.  Mostly cloudy, with a low around 28. Breezy, with a west wind 23 to 26 mph, with gusts as high as 37 mph.  Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

    Low: 28 °F

    Snow Likely
    and Breezy

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before 7am.  Partly sunny, with a temperature falling to around 30 by 5pm. Breezy, with a west wind 23 to 29 mph, with gusts as high as 39 mph.  New snow accumulation of less than a half inch possible.

    High: 34 °F

    Breezy.
    Chance Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a steady temperature around 29. Breezy, with a west southwest wind around 25 mph, with gusts as high as 36 mph.

    Low: 29 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 31. Breezy, with a west wind 15 to 22 mph, with gusts as high as 29 mph.

    High: 31 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29. West wind 15 to 17 mph, with gusts as high as 24 mph.

    Low: 29 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow likely, mainly between midnight and 4am. Mostly cloudy, with a low around 28. Breezy, with a west wind 23 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Wednesday
A 30 percent chance of snow, mainly before 7am. Partly sunny, with a temperature falling to around 30 by 5pm. Breezy, with a west wind 23 to 29 mph, with gusts as high as 39 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a steady temperature around 29. Breezy, with a west southwest wind around 25 mph, with gusts as high as 36 mph.
Thursday
Mostly sunny, with a high near 31. Breezy, with a west wind 15 to 22 mph, with gusts as high as 29 mph.
Thursday Night
Mostly cloudy, with a low around 29. West wind 15 to 17 mph, with gusts as high as 24 mph.
Friday
Partly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 31.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 26.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 29.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Clayton ID
 44.32°N 114.37°W (Elev. 9514 ft)
10:31 pm MST Dec 9, 2025
11pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
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