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

Arcata / Eureka, Arcata Airport (KACV)

Lat: 40.97806°NLon: 124.10861°WElev: 217.0ft.

Overcast

52°F

11°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 06 Apr 08:00 PM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Tonight

    Tonight: Patchy drizzle after 11pm. Patchy fog before 11pm, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Tuesday

    Tuesday: Patchy drizzle and fog before 11am. Mostly cloudy, with a high near 57. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 57 °F

    Patchy
    Drizzle and
    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy drizzle after 2am. Patchy fog between 8pm and 2am. Otherwise, mostly cloudy, with a low around 44. Light and variable wind.

    Low: 44 °F

    Patchy Fog
    then Patchy
    Drizzle and
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of drizzle before 11am, then a chance of showers after 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 60. Light and variable wind. Chance of precipitation is 40%.

    High: 60 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 48. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 59. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers
    Likely and
    Areas Fog

  • Thursday Night

    Thursday Night: Rain likely. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 48. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain Likely
    and Patchy
    Fog

  • Friday

    Friday: Rain likely. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 57.

    High: 57 °F

    Rain Likely
    and Areas Fog

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy drizzle after 11pm. Patchy fog before 11pm, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Tuesday
Patchy drizzle and fog before 11am. Mostly cloudy, with a high near 57. Calm wind becoming west northwest around 6 mph in the afternoon.
Tuesday Night
Patchy drizzle after 2am. Patchy fog between 8pm and 2am. Otherwise, mostly cloudy, with a low around 44. Light and variable wind.
Wednesday
A slight chance of drizzle before 11am, then a chance of showers after 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 60. Light and variable wind. Chance of precipitation is 40%.
Wednesday Night
A 50 percent chance of showers. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 48. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, with thunderstorms also possible after 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 59. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Rain likely. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 48. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain likely. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 57.
Friday Night
A chance of rain. Mostly cloudy, with a low around 46.
Saturday
A chance of rain. Mostly cloudy, with a high near 54.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 42.
Sunday
A chance of rain. Partly sunny, with a high near 54.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 42.
Monday
A slight chance of rain. Partly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.97°N 124.1°W (Elev. 197 ft)
Last Update:
2:10 pm PDT Apr 6, 2026
Forecast Valid:
8pm PDT Apr 6, 2026-6pm PDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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