Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Eureka WFO (EKA01)

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

Overcast

46°F

8°C

Humidity NA
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Eureka CA

  • Tonight

    Tonight: Patchy fog before 10pm, then patchy fog after 1am.  Otherwise, cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am.  Otherwise, cloudy, with a high near 47. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 47 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. North wind 5 to 7 mph.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 55. North wind 5 to 8 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog before 10pm, then patchy fog after 1am. Otherwise, cloudy, with a low around 44. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, cloudy, with a high near 47. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 43. Calm wind.
Thursday
Partly sunny, with a high near 55. Calm wind.
Thursday Night
Partly cloudy, with a low around 41. North wind 5 to 7 mph.
Friday
Sunny, with a high near 55. North wind 5 to 8 mph.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Mostly cloudy, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Mostly cloudy, with a high near 59.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka CA
 40.8°N 124.17°W (Elev. 3 ft)
2:13 pm PST Jan 20, 2026
9pm PST Jan 20, 2026-6pm PST Jan 27, 2026
 
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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