National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

Lat: 40.97806°NLon: 124.10861°WElev: 217.0ft.

Clear

48°F

9°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Apr 09:20 PM PDT
Extended Forecast for

Arcata/Eureka Airport CA

Coastal Flood Advisory April 19, 12:00am until April 19, 03:00am
Click here for hazard details and duration
...

  • Tonight

    Tonight: Patchy fog before 2am, then patchy fog after 5am. Otherwise, cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 61. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 61 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: A chance of drizzle before 11pm, then rain likely after 11pm. Cloudy, with a low around 46. Southwest wind 5 to 8 mph becoming light and variable in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain Likely

  • Monday

    Monday: Rain. High near 57. East southeast wind 5 to 8 mph becoming south southwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 46. South southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain

  • Tuesday

    Tuesday: Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 57. Calm wind becoming west 5 to 7 mph in the afternoon. 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: Rain. Low around 45. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 55.

    High: 55 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy fog before 2am, then patchy fog after 5am. Otherwise, cloudy, with a low around 45. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 61. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
A chance of drizzle before 11pm, then rain likely after 11pm. Cloudy, with a low around 46. Southwest wind 5 to 8 mph becoming light and variable in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. High near 57. East southeast wind 5 to 8 mph becoming south southwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain. Low around 46. South southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 57. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain. Low around 45. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 55.
Wednesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 43.
Thursday
A slight chance of rain before 11am. Partly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 44.
Saturday
A slight chance of rain. Mostly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.97°N 124.1°W (Elev. 197 ft)
Last Update:
2:10 pm PDT Apr 18, 2026
Forecast Valid:
9pm PDT Apr 18, 2026-6pm PDT Apr 25, 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