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

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Overcast

36°F

2°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 09 Dec 09:47 PM MST
Extended Forecast for

12 Miles W Mackay ID

  • Tonight

    Tonight: A chance of snow before 1am, then a chance of rain and snow between 1am and 3am, then a chance of rain after 3am.  Snow level rising to 9100 feet after midnight. Mostly cloudy, with a low around 26. West wind around 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 26 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. Breezy, with a west wind 17 to 22 mph, with gusts as high as 32 mph.

    High: 42 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. West wind 15 to 18 mph, with gusts as high as 26 mph.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. West wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24. West northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of snow before 1am, then a chance of rain and snow between 1am and 3am, then a chance of rain after 3am. Snow level rising to 9100 feet after midnight. Mostly cloudy, with a low around 26. West wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday
Mostly sunny, with a high near 42. Breezy, with a west wind 17 to 22 mph, with gusts as high as 32 mph.
Wednesday Night
Partly cloudy, with a low around 24. West wind 15 to 18 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 43. West wind 10 to 14 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 24. West northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 19.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 40.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22.
Tuesday
A 40 percent chance of snow. Partly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Mackay ID
 43.87°N 113.85°W (Elev. 8402 ft)
4:31 pm MST Dec 9, 2025
10pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database