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.

Clear

46°F

8°C

Humidity 36%
Wind Speed SSE 8 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 11 Dec 07:20 AM MST
Extended Forecast for

13 Miles NNW Mackay ID

  • Today

    Today: Increasing clouds, with a high near 29. West northwest wind 17 to 21 mph, with gusts as high as 32 mph.

    High: 29 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. West northwest wind 15 to 17 mph, with gusts as high as 26 mph.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 29. West wind 11 to 15 mph, with gusts as high as 24 mph.

    High: 29 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. West wind 11 to 17 mph, with gusts as high as 26 mph.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 32. West wind 7 to 16 mph, with gusts as high as 25 mph.

    High: 32 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 29. West northwest wind 17 to 21 mph, with gusts as high as 32 mph.
Tonight
Mostly cloudy, with a low around 25. West northwest wind 15 to 17 mph, with gusts as high as 26 mph.
Friday
Partly sunny, with a high near 29. West wind 11 to 15 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 21. West wind 11 to 17 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 32. West wind 7 to 16 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Partly sunny, with a high near 31.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a high near 27.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 20. Breezy. Chance of precipitation is 60%.
Wednesday
Snow likely. Partly sunny, with a high near 22. Breezy. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNW Mackay ID
 44.08°N 113.71°W (Elev. 10135 ft)
4:31 am MST Dec 11, 2025
7am 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