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 ENE 6 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 10 Dec 01:30 AM PST
Extended Forecast for

10 Miles NNW Donner Summit CA

  • Overnight

    Overnight: Clear, with a low around 36. East wind around 10 mph.

    Low: 36 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 52. East southeast wind 5 to 7 mph becoming calm  in the morning.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 37. East southeast wind around 8 mph becoming west after midnight.

    Low: 37 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 52. South southeast wind around 6 mph becoming calm  in the morning.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 35. East wind 8 to 11 mph.

    Low: 35 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 36. East wind around 10 mph.
Wednesday
Sunny, with a high near 52. East southeast wind 5 to 7 mph becoming calm in the morning.
Wednesday Night
Clear, with a low around 37. East southeast wind around 8 mph becoming west after midnight.
Thursday
Sunny, with a high near 52. South southeast wind around 6 mph becoming calm in the morning.
Thursday Night
Clear, with a low around 35. East wind 8 to 11 mph.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 34.
Monday
A chance of rain and snow showers. Partly sunny, with a high near 44.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 34.
Tuesday
A chance of rain and snow showers. Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Donner Summit CA
 39.45°N 120.46°W (Elev. 7995 ft)
1:21 am PST Dec 10, 2025
1am PST Dec 10, 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