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

48°F

9°C

Humidity 96%
Wind Speed NNW 3 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 20 Apr 03:53 AM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Overnight

    Overnight: Rain. Low around 46. Light south southeast wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain

  • Monday

    Monday: Rain, mainly after 5pm. High near 57. South wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Monday Night

    Monday Night: Rain, mainly before 11pm, then showers likely after 11pm. Low around 45. South southwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 11am. High near 57. Southeast wind 5 to 7 mph becoming calm. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers, mainly before 11pm. Low around 45. West northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers then
    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 56. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Isolated showers before 11pm. Mostly cloudy, with a low around 42. Chance of precipitation is 20%.

    Low: 42 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain. Low around 46. Light south southeast wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain, mainly after 5pm. High near 57. South wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain, mainly before 11pm, then showers likely after 11pm. Low around 45. South southwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers, with thunderstorms also possible after 11am. High near 57. Southeast wind 5 to 7 mph becoming calm. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers, mainly before 11pm. Low around 45. West northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Scattered showers. Partly sunny, with a high near 56. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Isolated showers before 11pm. Mostly cloudy, with a low around 42. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 45.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Sunday
A slight chance of rain. Partly sunny, with a high near 59.
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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 20, 2026
Forecast Valid:
4am PDT Apr 20, 2026-6pm PDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation