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.

Clear

59°F

15°C

Humidity 57%
Wind Speed NNW 18 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 03 Apr 02:53 PM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Tonight

    Tonight: Patchy fog between 8pm and 11pm. Otherwise, mostly clear, with a low around 39. North northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 39 °F

    Patchy Fog
    then Partly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming west around 6 mph in the afternoon.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 46.

    Low: 46 °F

    Patchy Fog

  • Tuesday

    Tuesday: A chance of rain, mainly after 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain
    and Areas Fog

  • Tuesday Night

    Tuesday Night: A chance of rain. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
Patchy fog between 8pm and 11pm. Otherwise, mostly clear, with a low around 39. North northwest wind 5 to 9 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 66. Calm wind becoming west northwest around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 47. Calm wind.
Sunday
Partly sunny, with a high near 64. Light and variable wind.
Sunday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 46. Calm wind.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 46.
Tuesday
A chance of rain, mainly after 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 58.
Tuesday Night
A chance of rain. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46.
Wednesday
A chance of rain. Patchy fog before 11am. Otherwise, partly sunny, with a high near 56.
Wednesday Night
A chance of rain. Partly cloudy, with a low around 43.
Thursday
A slight chance of rain. Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly 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 3, 2026
Forecast Valid:
3pm PDT Apr 3, 2026-6pm PDT Apr 10, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation