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Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Eureka WFO (EKA01)

Lat: 40.8098°NLon: 124.1602°WElev: 20.0ft.

Mist

51°F

11°C

Humidity NA
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 0.75 mi
Last update NA
Extended Forecast for

Eureka CA

  • Tonight

    Tonight: Patchy dense fog before 4am. Otherwise, mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog between 7am and 10am. Otherwise, mostly sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy dense fog before 4am. Otherwise, mostly cloudy, with a low around 45. Calm wind.
Tuesday
Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 61. Light and variable wind.
Tuesday Night
Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 46. Calm wind.
Wednesday
Patchy fog between 7am and 10am. Otherwise, mostly sunny, with a high near 61. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 45. Calm wind.
Thursday
Mostly sunny, with a high near 60. Calm wind becoming north northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 44.
Saturday
A slight chance of drizzle after 4pm. Mostly sunny, with a high near 61.
Saturday Night
A chance of drizzle. Patchy fog. Otherwise, mostly cloudy, with a low around 45.
Sunday
A chance of drizzle. Mostly cloudy, with a high near 59.
Sunday Night
A chance of rain or drizzle. Mostly cloudy, with a low around 47.
Monday
Rain likely. Mostly cloudy, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka CA
 40.79°N 124.14°W (Elev. 72 ft)
Last Update:
1:10 pm PST Dec 8, 2025
Forecast Valid:
6pm PST Dec 8, 2025-6pm PST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation