Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

50°F

10°C

Humidity 49%
Wind Speed SSW 6 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 09 Dec 08:55 AM MST
Extended Forecast for

31 Miles NE Mackay ID

  • Today

    Today: A slight chance of snow before 10am, then a chance of snow after 11am.  Partly sunny, with a temperature rising to near 29 by 11am, then falling to around 24 during the remainder of the day. Breezy, with a west northwest wind 13 to 22 mph, with gusts as high as 36 mph.  Chance of precipitation is 40%. Total daytime snow accumulation of around an inch possible.

    High: 29 °F

    Chance Snow
    and Breezy

  • Tonight

    Tonight: A 50 percent chance of snow, mainly between 7pm and 3am. The snow could be heavy at times.  Mostly cloudy, with a temperature rising to around 29 by 5am. West wind 11 to 18 mph, with gusts as high as 25 mph.  New snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Heavy Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow before 11am.  Partly sunny, with a high near 33. West wind 14 to 20 mph, with gusts as high as 29 mph.  Little or no snow accumulation expected.

    High: 33 °F

    Chance Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. West wind 14 to 18 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 32. West wind 11 to 18 mph, with gusts as high as 25 mph.

    High: 32 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27.

    Low: 27 °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 23.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of snow before 10am, then a chance of snow after 11am. Partly sunny, with a temperature rising to near 29 by 11am, then falling to around 24 during the remainder of the day. Breezy, with a west northwest wind 13 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 40%. Total daytime snow accumulation of around an inch possible.
Tonight
A 50 percent chance of snow, mainly between 7pm and 3am. The snow could be heavy at times. Mostly cloudy, with a temperature rising to around 29 by 5am. West wind 11 to 18 mph, with gusts as high as 25 mph. New snow accumulation of 2 to 4 inches possible.
Wednesday
A 30 percent chance of snow before 11am. Partly sunny, with a high near 33. West wind 14 to 20 mph, with gusts as high as 29 mph. Little or no snow accumulation expected.
Wednesday Night
Partly cloudy, with a low around 25. West wind 14 to 18 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 32. West wind 11 to 18 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
31 Miles NE Mackay ID
 44.16°N 113.09°W (Elev. 9656 ft)
4:31 am MST Dec 9, 2025
9am MST Dec 9, 2025-6pm MST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database