Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Partly Cloudy

57°F

14°C

Humidity 26%
Wind Speed S 9 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 11 Dec 12:05 PM MST
Extended Forecast for

18 Miles NNW Mackay ID

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 25. West wind around 18 mph, with gusts as high as 26 mph.

    High: 25 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. West wind 17 to 20 mph, with gusts as high as 24 mph.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a temperature falling to around 21 by 5pm. West wind 14 to 20 mph, with gusts as high as 23 mph.

    High: 25 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19. Breezy, with a west wind 14 to 22 mph.

    Low: 19 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 27. West wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 27 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 27.

    High: 27 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 25. West wind around 18 mph, with gusts as high as 26 mph.
Tonight
Mostly cloudy, with a low around 23. West wind 17 to 20 mph, with gusts as high as 24 mph.
Friday
Partly sunny, with a temperature falling to around 21 by 5pm. West wind 14 to 20 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 19. Breezy, with a west wind 14 to 22 mph.
Saturday
Mostly sunny, with a high near 27. West wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Sunny, with a high near 27.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Partly sunny, with a high near 27.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22. Breezy.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a high near 24. Breezy.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 17. Windy. Chance of precipitation is 60%.
Wednesday
Snow likely. Mostly cloudy, with a high near 21. Windy. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
10:31 am MST Dec 11, 2025
12pm MST Dec 11, 2025-6pm MST Dec 17, 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