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

LYONS VALLEY (COWC1)

Lat: 39.12583°NLon: 123.07333°WElev: 3355.0ft.

NA

63°F

17°C

Humidity 26%
Wind Speed NNE 5 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 09 Dec 06:01 PM PST
Extended Forecast for

7 Miles E Ukiah CA

  • Tonight

    Tonight: Clear, with a low around 53. North wind around 8 mph.

    Low: 53 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. Northwest wind 6 to 8 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 55. North wind around 7 mph.

    Low: 55 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 66. North wind around 8 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 53. Northeast wind around 7 mph.

    Low: 53 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 66. Northeast wind 5 to 7 mph becoming west southwest in the afternoon.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 53. North wind around 8 mph.
Wednesday
Sunny, with a high near 66. Northwest wind 6 to 8 mph.
Wednesday Night
Clear, with a low around 55. North wind around 7 mph.
Thursday
Sunny, with a high near 66. North wind around 8 mph.
Thursday Night
Clear, with a low around 53. Northeast wind around 7 mph.
Friday
Sunny, with a high near 66. Northeast wind 5 to 7 mph becoming west southwest in the afternoon.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
A chance of rain. Partly sunny, with a high near 53.
Monday Night
A chance of rain. Mostly cloudy, with a low around 50.
Tuesday
A chance of rain. Partly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles E Ukiah CA
 39.16°N 123.07°W (Elev. 2831 ft)
1:10 pm PST Dec 9, 2025
7pm 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