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

BROOKS (BKSC1)

Lat: 38.73836°NLon: 122.14469°WElev: 354.0ft.

NA

44°F

7°C

Humidity 100%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 09 Dec 08:59 PM PST
Extended Forecast for

7 Miles ENE Lake Berryessa CA

  • Tonight

    Tonight: Widespread haze after 11pm. Mostly clear, with a low around 45. North northwest wind around 6 mph.

    Low: 45 °F

    Haze

  • Wednesday

    Wednesday: Widespread haze before noon. Sunny, with a high near 49. North wind 3 to 6 mph.

    High: 49 °F

    Haze then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. Calm wind becoming north northwest around 6 mph after midnight.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 50. North northeast wind around 6 mph.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. Northwest wind 3 to 6 mph.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread haze after 11pm. Mostly clear, with a low around 45. North northwest wind around 6 mph.
Wednesday
Widespread haze before noon. Sunny, with a high near 49. North wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 46. Calm wind becoming north northwest around 6 mph after midnight.
Thursday
Sunny, with a high near 50. North northeast wind around 6 mph.
Thursday Night
Mostly clear, with a low around 45. Northwest wind 3 to 6 mph.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 43.
Monday
A slight chance of showers. Partly sunny, with a high near 53.
Monday Night
A chance of showers. Mostly cloudy, with a low around 48.
Tuesday
A chance of showers. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ENE Lake Berryessa CA
 38.61°N 122.11°W (Elev. 1398 ft)
1:21 pm PST Dec 9, 2025
9pm 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