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

54°F

12°C

Humidity 89%
Wind Speed WNW 5 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 08 Apr 05:53 PM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Tonight

    Tonight: Scattered showers, mainly after 2am. Mostly cloudy, with a low around 51. West wind around 6 mph becoming calm. Chance of precipitation is 30%.

    Low: 51 °F

    Scattered
    Showers

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 8am. High near 60. Calm wind becoming west southwest 5 to 8 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

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Patchy fog after 2am. Low around 51. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers and
    Patchy Fog

  • Friday

    Friday: Showers, with thunderstorms also possible after 11am. Patchy fog before 8am. High near 57. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then showers between 8pm and 2am, then showers and possibly a thunderstorm after 2am. Patchy fog after 5am. Low around 47. Calm wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers and
    Patchy Fog

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am. Patchy fog before 8am. High near 51. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 51 °F

    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: Rain. Low around 43. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain

  • Sunday

    Sunday: Rain. Mostly cloudy, with a high near 52.

    High: 52 °F

    Rain

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Tonight
Scattered showers, mainly after 2am. Mostly cloudy, with a low around 51. West wind around 6 mph becoming calm. Chance of precipitation is 30%.
Thursday
Showers likely, then showers and possibly a thunderstorm after 8am. High near 60. Calm wind becoming west southwest 5 to 8 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 and possibly a thunderstorm. Patchy fog after 2am. Low around 51. Calm wind. Chance of precipitation is 80%. 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. Patchy fog before 8am. High near 57. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 8pm, then showers between 8pm and 2am, then showers and possibly a thunderstorm after 2am. Patchy fog after 5am. Low around 47. Calm wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers, with thunderstorms also possible after 11am. Patchy fog before 8am. High near 51. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Rain. Low around 43. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. Mostly cloudy, with a high near 52.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43.
Monday
A slight chance of rain before 11am. Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A 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
 40.99°N 124.11°W (Elev. 39 ft)
Last Update:
4:05 pm PDT Apr 8, 2026
Forecast Valid:
6pm PDT Apr 8, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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