Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

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

Clear

59°F

15°C

Humidity 44%
Wind Speed WSW 4 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 09 Dec 03:00 PM PST
Extended Forecast for

8 Miles NW Donner Summit CA

  • Tonight

    Tonight: Clear, with a low around 39. Northeast wind 3 to 7 mph.

    Low: 39 °F

    Clear

  • Wednesday

    Wednesday: Widespread haze before noon, then widespread haze after 1pm. Sunny, with a high near 55. East northeast wind around 6 mph becoming light and variable  in the afternoon.

    High: 55 °F

    Haze

  • Wednesday Night

    Wednesday Night: Clear, with a low around 38. East wind around 6 mph.

    Low: 38 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 55. East northeast wind around 5 mph becoming light and variable  in the afternoon.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 37. East northeast wind 6 to 8 mph.

    Low: 37 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Friday Night

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

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 55.

    High: 55 °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. Northeast wind 3 to 7 mph.
Wednesday
Widespread haze before noon, then widespread haze after 1pm. Sunny, with a high near 55. East northeast wind around 6 mph becoming light and variable in the afternoon.
Wednesday Night
Clear, with a low around 38. East wind around 6 mph.
Thursday
Sunny, with a high near 55. East northeast wind around 5 mph becoming light and variable in the afternoon.
Thursday Night
Clear, with a low around 37. East northeast wind 6 to 8 mph.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 33.
Monday
A slight chance of rain and snow showers. Mostly sunny, with a high near 47.
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 47.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Donner Summit CA
 39.4°N 120.54°W (Elev. 7188 ft)
1:21 pm PST Dec 9, 2025
3pm 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