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

Eureka WFO (EKA01)

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

Mostly Cloudy

54°F

12°C

Humidity NA
Wind Speed NNE 5 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Eureka CA

  • Tonight

    Tonight: Patchy dense fog. Otherwise, cloudy, with a low around 47. Light north northeast wind.

    Low: 47 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Areas of dense fog before 11am. Otherwise, mostly cloudy, with a high near 58. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 58 °F

    Areas Dense
    Fog then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: Patchy fog between 11pm and 2am. Otherwise, cloudy, with a low around 47. North northwest wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 63. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48. North wind 6 to 8 mph.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 57. North northwest wind 9 to 14 mph.

    High: 57 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. Breezy.

    Low: 42 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy dense fog. Otherwise, cloudy, with a low around 47. Light north northeast wind.
Thursday
Areas of dense fog before 11am. Otherwise, mostly cloudy, with a high near 58. Calm wind becoming north northwest around 5 mph in the afternoon.
Thursday Night
Patchy fog between 11pm and 2am. Otherwise, cloudy, with a low around 47. North northwest wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 63. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 48. North wind 6 to 8 mph.
Saturday
Mostly cloudy, with a high near 57. North northwest wind 9 to 14 mph.
Saturday Night
Mostly cloudy, with a low around 42. Breezy.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Mostly cloudy, with a high near 61.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 48.
Tuesday
A chance of rain. Mostly cloudy, with a high near 65.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Wednesday
A chance of rain. Partly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka CA
 40.8°N 124.17°W (Elev. 3 ft)
Last Update:
2:10 pm PDT Mar 18, 2026
Forecast Valid:
3pm PDT Mar 18, 2026-6pm PDT Mar 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation