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

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

Lat: 39.27611°NLon: 120.70806°WElev: 5282.0ft.

Clear

57°F

14°C

Humidity 30%
Wind Speed NE 5 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 09 Dec 11:35 PM PST
Extended Forecast for

10 Miles WNW Donner Summit CA

  • Tonight

    Tonight: Clear, with a low around 39. East northeast wind around 7 mph.

    Low: 39 °F

    Clear

  • Wednesday

    Wednesday: Widespread haze after 10am. Sunny, with a high near 57. East northeast wind around 6 mph becoming calm  in the afternoon.

    High: 57 °F

    Haze

  • Wednesday Night

    Wednesday Night: Clear, with a low around 39. East northeast wind around 6 mph.

    Low: 39 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 56. East northeast wind around 5 mph becoming calm  in the afternoon.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 38. East northeast wind 6 to 9 mph.

    Low: 38 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 39. East northeast wind around 7 mph.
Wednesday
Widespread haze after 10am. Sunny, with a high near 57. East northeast wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Clear, with a low around 39. East northeast wind around 6 mph.
Thursday
Sunny, with a high near 56. East northeast wind around 5 mph becoming calm in the afternoon.
Thursday Night
Clear, with a low around 38. East northeast wind 6 to 9 mph.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 34.
Monday
A slight chance of rain and snow showers. Mostly sunny, with a high near 48.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 35.
Tuesday
A chance of rain and snow showers. Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WNW Donner Summit CA
 39.39°N 120.56°W (Elev. 7635 ft)
1:21 pm PST Dec 9, 2025
11pm PST Dec 9, 2025-6pm PST Dec 16, 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