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

54°F

12°C

Humidity 81%
Wind Speed NW 4 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 08 Apr 09:00 AM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Today

    Today: A 40 percent chance of showers, mainly after 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 61. Calm wind becoming west around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 11pm. Patchy fog before 2am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 49. Light and variable wind.

    Low: 49 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after 11am. Patchy fog before 8am. High near 60. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: Showers, with thunderstorms also possible after 11am. Areas of fog before 2pm. High near 58. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers and
    Areas Fog

  • Friday Night

    Friday Night: Showers likely. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 48. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am. High near 55. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 11pm, then rain likely after 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Showers
    Likely

  • Sunday

    Sunday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 53.

    High: 53 °F

    Rain Likely

Detailed Forecast

Today
A 40 percent chance of showers, mainly after 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 61. Calm wind becoming west around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 30 percent chance of showers, mainly after 11pm. Patchy fog before 2am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 49. Light and variable wind.
Thursday
A chance of showers, then showers and possibly a thunderstorm after 11am. Patchy fog before 8am. High near 60. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers, with thunderstorms also possible after 11am. Areas of fog before 2pm. High near 58. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 48. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers, with thunderstorms also possible after 11am. High near 55. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm before 11pm, then rain likely after 11pm. Mostly cloudy, with a low around 42.
Sunday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 53.
Sunday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 42.
Monday
A slight chance of rain. Mostly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Partly sunny, with a high near 58.
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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 am PDT Apr 8, 2026
Forecast Valid:
9am PDT Apr 8, 2026-6pm PDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation