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.

light rain,mist

51°F

11°C

Humidity 92%
Wind Speed E 8 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 49°F (9°C)
Visibility 6.00 mi
Last update 20 Apr 09:53 AM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Today

    Today: Rain, mainly before 5pm, then showers after 5pm. High near 57. South southeast wind 8 to 10 mph becoming west southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain

  • Tonight

    Tonight: Showers. Low around 46. Southwest wind 5 to 9 mph becoming southeast in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 2pm. Patchy fog between 8am and 11am. High near 56. Calm wind becoming west northwest 5 to 7 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: 56 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 45. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers. Partly sunny, with a high near 55. Calm wind becoming west 5 to 8 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Today
Rain, mainly before 5pm, then showers after 5pm. High near 57. South southeast wind 8 to 10 mph becoming west southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers. Low around 46. Southwest wind 5 to 9 mph becoming southeast in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers, with thunderstorms also possible after 2pm. Patchy fog between 8am and 11am. High near 56. Calm wind becoming west northwest 5 to 7 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.
Tuesday Night
Showers and possibly a thunderstorm. Low around 45. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 55. Calm wind becoming west 5 to 8 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 42. West northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 45.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
A slight chance of rain. Mostly 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:
9:25 am PDT Apr 20, 2026
Forecast Valid:
10am PDT Apr 20, 2026-6pm PDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation