National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

HAWKEYE (HWKC1)

Lat: 38.73509°NLon: 122.83706°WElev: 2024.0ft.

NA

54°F

12°C

Humidity 45%
Wind Speed NNE 1 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 07 Dec 08:56 PM PST
Extended Forecast for

Healdsburg CA

  • Tonight

    Tonight: Widespread dense fog. Otherwise, partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Dense Fog

  • Monday

    Monday: Widespread dense fog, mainly before 11am. Otherwise, sunny, with a high near 51. Calm wind.

    High: 51 °F

    Dense Fog
    then Sunny

  • Monday Night

    Monday Night: Widespread fog, mainly after 9pm. Otherwise, partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Fog

  • Tuesday

    Tuesday: Widespread fog, mainly before 10am. Otherwise, mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Widespread fog, mainly after 2am. Otherwise, partly cloudy, with a low around 45. Light north northwest wind.

    Low: 45 °F

    Fog

  • Wednesday

    Wednesday: Widespread fog, mainly before 10am. Otherwise, sunny, with a high near 68.

    High: 68 °F

    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Areas of fog. Otherwise, mostly clear, with a low around 46.

    Low: 46 °F

    Areas Fog

  • Thursday

    Thursday: Areas of fog before 11am. Otherwise, sunny, with a high near 69.

    High: 69 °F

    Areas Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog before 10pm, then patchy fog after 3am. Otherwise, mostly clear, with a low around 46.

    Low: 46 °F

    Patchy Fog

Detailed Forecast

Tonight
Widespread dense fog. Otherwise, partly cloudy, with a low around 41. Calm wind.
Monday
Widespread dense fog, mainly before 11am. Otherwise, sunny, with a high near 51. Calm wind.
Monday Night
Widespread fog, mainly after 9pm. Otherwise, partly cloudy, with a low around 42. Calm wind.
Tuesday
Widespread fog, mainly before 10am. Otherwise, mostly sunny, with a high near 64. Calm wind.
Tuesday Night
Widespread fog, mainly after 2am. Otherwise, partly cloudy, with a low around 45. Light north northwest wind.
Wednesday
Widespread fog, mainly before 10am. Otherwise, sunny, with a high near 68.
Wednesday Night
Areas of fog. Otherwise, mostly clear, with a low around 46.
Thursday
Areas of fog before 11am. Otherwise, sunny, with a high near 69.
Thursday Night
Patchy fog before 10pm, then patchy fog after 3am. Otherwise, mostly clear, with a low around 46.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 67.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Sunday
Areas of fog. Otherwise, mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Healdsburg CA
 38.61°N 122.83°W (Elev. 197 ft)
Last Update:
8:31 pm PST Dec 7, 2025
Forecast Valid:
10pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

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