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 WNW 3 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 09 Dec 11:15 PM MST
Extended Forecast for

10 Miles SW Mackay ID

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 4am.  Mostly cloudy, with a low around 26. Blustery, with a west northwest wind 17 to 24 mph, with gusts as high as 34 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow
    and Blustery

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34. Breezy, with a west northwest wind 22 to 25 mph, with gusts as high as 36 mph.

    High: 34 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27. Blustery, with a west northwest wind around 22 mph, with gusts as high as 32 mph.

    Low: 27 °F

    Partly Cloudy
    and Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 34. West northwest wind 14 to 18 mph, with gusts as high as 25 mph.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. West northwest wind around 14 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of snow, mainly before 4am. Mostly cloudy, with a low around 26. Blustery, with a west northwest wind 17 to 24 mph, with gusts as high as 34 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 34. Breezy, with a west northwest wind 22 to 25 mph, with gusts as high as 36 mph.
Wednesday Night
Partly cloudy, with a low around 27. Blustery, with a west northwest wind around 22 mph, with gusts as high as 32 mph.
Thursday
Mostly sunny, with a high near 34. West northwest wind 14 to 18 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 27. West northwest wind around 14 mph, with gusts as high as 21 mph.
Friday
Partly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 31.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25.
Tuesday
A 40 percent chance of snow. Partly sunny, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SW Mackay ID
 43.82°N 113.75°W (Elev. 9400 ft)
10:31 pm MST Dec 9, 2025
11pm 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