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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 40.86°N 124.1°W (Text-Only)
NWS Forecast for: Arcata CA
Issued by: National Weather Service Eureka, CA
Last Update: 1:10 pm PST Dec 4, 2025		Print

  • Tonight

    Tonight: A slight chance of drizzle. Patchy fog. Otherwise, cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Slight Chance
    Drizzle and
    Patchy Fog

  • Friday

    Friday: A chance of drizzle, mainly after 10am. Areas of fog before 1pm. Otherwise, mostly cloudy, with a high near 58. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 58 °F

    Chance
    Drizzle and
    Areas Fog

  • Friday
    Night

    Friday Night: A 50 percent chance of rain. Areas of fog after 7pm. Otherwise, cloudy, with a low around 51. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance Rain
    and Areas Fog


  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 4pm. Patchy fog before 1pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday
    Night

    Saturday Night: A 30 percent chance of rain, mainly after 10pm. Patchy fog between 7pm and 1am. Otherwise, mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: A 50 percent chance of rain. Cloudy, with a high near 58. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance Rain



  • Sunday
    Night

    Sunday Night: A 30 percent chance of rain before 10pm. Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain
    and Patchy
    Fog then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy



  • Monday
    Night

    Monday Night: Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 48.

    Low: 48 °F

    Patchy Fog
    then Mostly
    Cloudy



    • Tonight: A slight chance of drizzle. Patchy fog. Otherwise, cloudy, with a low around 45. Calm wind.

    Friday: A chance of drizzle, mainly after 10am. Areas of fog before 1pm. Otherwise, mostly cloudy, with a high near 58. Calm wind becoming north northwest around 6 mph in the afternoon.

    Friday Night: A 50 percent chance of rain. Areas of fog after 7pm. Otherwise, cloudy, with a low around 51. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Saturday: A 30 percent chance of rain, mainly before 4pm. Patchy fog before 1pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 57. Calm wind.

    Saturday Night: A 30 percent chance of rain, mainly after 10pm. Patchy fog between 7pm and 1am. Otherwise, mostly cloudy, with a low around 48. Calm wind.

    Sunday: A 50 percent chance of rain. Cloudy, with a high near 58. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Sunday Night: A 30 percent chance of rain before 10pm. Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 48.

    Monday: Mostly cloudy, with a high near 60.

    Monday Night: Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 48.

    Tuesday: A chance of rain after 10am. Mostly cloudy, with a high near 60.

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 50.

    Wednesday: A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 60.

    Wednesday Night: A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 49.

    Thursday: A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 59.


    Arcata CA
     40.86°N 124.1°W (Elev. 7 ft)

    Visit your local NWS office at: https://www.weather.gov/eka