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

53°F

12°C

Humidity NA
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

  • Tonight

    Tonight: A 50 percent chance of showers before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 42. Northwest wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: A 30 percent chance of showers, mainly before 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 56. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 56 °F

    Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 39. North northwest wind 5 to 9 mph becoming light north northeast after midnight.

    Low: 39 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 56. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 56 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers, mainly after 11pm. Patchy fog after 11pm. Otherwise, cloudy, with a low around 43. West northwest wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Showers. Patchy fog before 11am. High near 53. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain, mainly before 11pm. Partly cloudy, with a low around 36. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain
    then Slight
    Chance Rain

  • Thursday

    Thursday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 42. Northwest wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of showers, mainly before 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 56. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Monday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 39. North northwest wind 5 to 9 mph becoming light north northeast after midnight.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 56. Calm wind becoming west northwest around 5 mph in the afternoon.
Tuesday Night
A 50 percent chance of showers, mainly after 11pm. Patchy fog after 11pm. Otherwise, cloudy, with a low around 43. West northwest wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers. Patchy fog before 11am. High near 53. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of rain, mainly before 11pm. Partly cloudy, with a low around 36. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 35.
Friday
Sunny, with a high near 59.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 41.
Saturday
Patchy fog. Otherwise, partly sunny, with a high near 60.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 45.
Sunday
A chance of rain. Mostly cloudy, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.89°N 124.08°W (Elev. 177 ft)
Last Update:
2:10 pm PDT Apr 12, 2026
Forecast Valid:
6pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation