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

46°F

8°C

Humidity 93%
Wind Speed E 3 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 23 Mar 03:00 AM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 45. Southeast wind around 5 mph.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 59. Southeast wind 6 to 8 mph becoming west northwest in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 49. Light and variable wind.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after 11am. Partly sunny, with a high near 64. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 64 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely. Mostly cloudy, with a low around 49. Calm wind becoming north northwest around 5 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Rain Likely

  • Wednesday

    Wednesday: A 40 percent chance of rain before 11am. Mostly cloudy, with a high near 55. Light north wind becoming north northwest 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance Rain
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 45. Southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 59. Southeast wind 6 to 8 mph becoming west northwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 49. Light and variable wind.
Tuesday
A 40 percent chance of rain, mainly after 11am. Partly sunny, with a high near 64. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 49. Calm wind becoming north northwest around 5 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 40 percent chance of rain before 11am. Mostly cloudy, with a high near 55. Light north wind becoming north northwest 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
Partly sunny, with a high near 59.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 48.
Sunday
A slight chance of rain. Partly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.99°N 124.11°W (Elev. 39 ft)
Last Update:
2:10 am PDT Mar 23, 2026
Forecast Valid:
3am PDT Mar 23, 2026-6pm PDT Mar 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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