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.

Mist

48°F

9°C

Humidity 100%
Wind Speed SE 3 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 48°F (9°C)
Visibility 1.25 mi
Last update 26 Feb 03:00 AM PST
Extended Forecast for

Arcata/Eureka Airport CA

  • Overnight

    Overnight: Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 59. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 59 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 63. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 4am. Cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Chance Rain

  • Saturday

    Saturday: Rain, mainly after 10am. High near 60. Calm wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 10pm. Cloudy, with a low around 48. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain Likely
    then Chance
    Rain

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Overnight
Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 42. Calm wind.
Thursday
Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 59. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Friday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 63. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
A 30 percent chance of rain, mainly after 4am. Cloudy, with a low around 49. Calm wind.
Saturday
Rain, mainly after 10am. High near 60. Calm wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 48. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of rain. Mostly cloudy, with a high near 58.
Sunday Night
A chance of rain. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 45.
Monday
A slight chance of rain. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 60.
Monday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 45.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 60.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A chance of rain. Mostly cloudy, 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:
1:10 am PST Feb 26, 2026
Forecast Valid:
3am PST Feb 26, 2026-6pm PST Mar 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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