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.

Overcast

50°F

10°C

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

Arcata CA

  • Tonight

    Tonight: Areas of dense fog after 8pm. Otherwise, cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Areas Dense
    Fog

  • Thursday

    Thursday: Areas of dense fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 62. Light and variable wind.

    High: 62 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy dense fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 65. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47. North wind 3 to 6 mph.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 59. North northwest wind 5 to 9 mph.

    High: 59 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Areas of dense fog after 8pm. Otherwise, cloudy, with a low around 45. Calm wind.
Thursday
Areas of dense fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 62. Light and variable wind.
Thursday Night
Patchy dense fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 46. Calm wind.
Friday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 65. Calm wind becoming north northwest around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 47. North wind 3 to 6 mph.
Saturday
Mostly cloudy, with a high near 59. North northwest wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Mostly cloudy, with a high near 63.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 49.
Tuesday
A chance of rain. Mostly cloudy, with a high near 67.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 43.
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:
Arcata CA
 40.89°N 124.08°W (Elev. 177 ft)
Last Update:
2:10 pm PDT Mar 18, 2026
Forecast Valid:
7pm PDT Mar 18, 2026-6pm PDT Mar 25, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation