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 93%
Wind Speed ESE 4 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 11 Apr 05:30 AM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Overnight

    Overnight: Showers likely. Cloudy, with a low around 48. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 2pm. High near 55. Breezy, with a south wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Showers, mainly before 8pm. Low around 43. South wind 5 to 13 mph becoming east after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 2pm. High near 54. Light and variable wind becoming northwest 5 to 9 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 54 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 43. West northwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers, mainly before 11am. Partly sunny, with a high near 54. Calm wind becoming northwest 5 to 9 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain after 11pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Overnight
Showers likely. Cloudy, with a low around 48. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 55. Breezy, with a south wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers, mainly before 8pm. Low around 43. South wind 5 to 13 mph becoming east after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers, with thunderstorms also possible after 2pm. High near 54. Light and variable wind becoming northwest 5 to 9 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 43. West northwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 40 percent chance of showers, mainly before 11am. Partly sunny, with a high near 54. Calm wind becoming northwest 5 to 9 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 43.
Wednesday
Rain likely. Mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 40.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 38.
Friday
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 11, 2026
Forecast Valid:
5am PDT Apr 11, 2026-6pm PDT Apr 17, 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