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

55°F

13°C

Humidity 76%
Wind Speed WNW 6 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 13 Mar 02:00 PM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 59. West northwest wind around 8 mph.

    High: 59 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain after 11pm. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 48. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 48 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 57. Light and variable wind becoming north northwest 8 to 13 mph in the afternoon. Winds could gust as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. North northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49. North northwest wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 59. West northwest wind around 8 mph.
Tonight
A 30 percent chance of rain after 11pm. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 48. Northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 57. Light and variable wind becoming north northwest 8 to 13 mph in the afternoon. Winds could gust as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 46. North northwest wind 5 to 9 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 64. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 49. North northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Partly sunny, with a high near 67.
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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:
2:10 pm PDT Mar 13, 2026
Forecast Valid:
2pm PDT Mar 13, 2026-6pm PDT Mar 19, 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