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

Eureka WFO (EKA01)

Lat: 40.8098°NLon: 124.1602°WElev: 20.0ft.

Mostly Cloudy

54°F

12°C

Humidity NA
Wind Speed N 8 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 61. Northwest wind around 7 mph.

    High: 61 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Patchy fog between 8am and 11am. Otherwise, mostly sunny, with a high near 61. Light and variable wind becoming west northwest around 6 mph in the afternoon.

    High: 61 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after 11am. Partly sunny, with a high near 67. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 67 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely before 2am, then showers likely after 2am. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 47. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: A 30 percent chance of showers before 11am. Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 61. Northwest wind around 7 mph.
Tonight
Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.
Monday
Patchy fog between 8am and 11am. Otherwise, mostly sunny, with a high near 61. Light and variable wind becoming west northwest around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 49. Calm wind.
Tuesday
A 30 percent chance of rain after 11am. Partly sunny, with a high near 67. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Tuesday Night
Rain likely before 2am, then showers likely after 2am. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 47. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of showers before 11am. Mostly cloudy, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.87°N 124.07°W (Elev. 194 ft)
Last Update:
2:10 pm PDT Mar 22, 2026
Forecast Valid:
2pm PDT Mar 22, 2026-6pm PDT Mar 28, 2026
 
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Additional Resources

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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