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.

Fog

52°F

11°C

Humidity 96%
Wind Speed NW 9 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 51°F (11°C)
Visibility 0.50 mi
Last update 21 Mar 12:33 AM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 49. North northwest wind around 7 mph.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 56. North northwest wind 5 to 15 mph, with gusts as high as 22 mph.

    High: 56 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43. North wind 5 to 13 mph, with gusts as high as 18 mph.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 59. North northwest wind 6 to 11 mph.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45. North northwest wind 6 to 11 mph becoming light and variable after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62. Light and variable wind.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 61.

    High: 61 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm. Cloudy, with a low around 49.

    Low: 49 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 49. North northwest wind around 7 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 56. North northwest wind 5 to 15 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 43. North wind 5 to 13 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 59. North northwest wind 6 to 11 mph.
Sunday Night
Mostly cloudy, with a low around 45. North northwest wind 6 to 11 mph becoming light and variable after midnight.
Monday
Partly sunny, with a high near 62. Light and variable wind.
Monday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 50.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 61.
Tuesday Night
Rain likely, mainly before 11pm. Cloudy, with a low around 49.
Wednesday
A chance of rain, mainly before 11am. Mostly cloudy, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.99°N 124.11°W (Elev. 39 ft)
Last Update:
11:42 pm PDT Mar 20, 2026
Forecast Valid:
12am PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation