Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

28°F

-2°C

Humidity 74%
Wind Speed SE 5 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 08 Dec 06:05 AM MST
Extended Forecast for

32 Miles NE Mackay ID

  • Today

    Today: Partly sunny, with a high near 26. West wind 10 to 13 mph, with gusts as high as 18 mph.

    High: 26 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of snow before midnight, then a slight chance of snow after 4am.  Mostly cloudy, with a temperature rising to around 28 by 5am. West southwest wind 10 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 20%.

    Low: 22 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: Snow likely.  Mostly cloudy, with a high near 31. West wind 14 to 20 mph, with gusts as high as 32 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 31 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 27. West wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 34. West wind 17 to 20 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 34 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A 20 percent chance of snow.  Partly sunny, with a high near 34.

    High: 34 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 26. West wind 10 to 13 mph, with gusts as high as 18 mph.
Tonight
A slight chance of snow before midnight, then a slight chance of snow after 4am. Mostly cloudy, with a temperature rising to around 28 by 5am. West southwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tuesday
Snow likely. Mostly cloudy, with a high near 31. West wind 14 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 27. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 34. West wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 29.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
32 Miles NE Mackay ID
 44.2°N 113.13°W (Elev. 9150 ft)
4:31 am MST Dec 8, 2025
6am MST Dec 8, 2025-6pm MST Dec 14, 2025
 
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Additional Resources

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