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 87%
Wind Speed WNW 5 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 02 Mar 04:35 PM PST
Extended Forecast for

Arcata/Eureka Airport CA

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Patchy fog after 7pm. Otherwise, increasing clouds, with a low around 45. Light and variable wind.

    Low: 45 °F

    Patchy Fog
    then Slight
    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A 20 percent chance of showers before 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 56. Calm wind becoming west around 5 mph in the afternoon.

    High: 56 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Showers after 10pm. Low around 46. Light south southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Showers

  • Wednesday

    Wednesday: Showers, mainly before 4pm. High near 53. Northwest wind 5 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers before 10pm. Mostly cloudy, with a low around 42. North wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55. North northwest wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers after 4am. Patchy fog after 7pm. Otherwise, increasing clouds, with a low around 45. Light and variable wind.
Tuesday
A 20 percent chance of showers before 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 56. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Showers after 10pm. Low around 46. Light south southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers, mainly before 4pm. High near 53. Northwest wind 5 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of showers before 10pm. Mostly cloudy, with a low around 42. North wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 55. North northwest wind 7 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 41.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly cloudy, with a high near 57.
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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 pm PST Mar 2, 2026
Forecast Valid:
4pm PST Mar 2, 2026-6pm PDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation