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

59°F

15°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

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. High near 62. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers

  • Tonight

    Tonight: Rain likely and possibly a thunderstorm, then rain after 2am. Patchy fog after 8pm. Low around 48. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: Rain before 8am, then showers and possibly a thunderstorm after 8am. Patchy fog before 8am. High near 59. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then rain between 8pm and 2am, then showers and possibly a thunderstorm after 2am. Patchy fog after 8pm. Low around 45. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Showers and
    Patchy Fog

  • Saturday

    Saturday: Showers and possibly a thunderstorm. Patchy fog before 8am. High near 54. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 54 °F

    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: Rain. Low around 40. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Sunday

    Sunday: Rain. High near 53. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain

  • Sunday Night

    Sunday Night: A chance of rain, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: A slight chance of rain before 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 62. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain likely and possibly a thunderstorm, then rain after 2am. Patchy fog after 8pm. Low around 48. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Rain before 8am, then showers and possibly a thunderstorm after 8am. Patchy fog before 8am. High near 59. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm before 8pm, then rain between 8pm and 2am, then showers and possibly a thunderstorm after 2am. Patchy fog after 8pm. Low around 45. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and possibly a thunderstorm. Patchy fog before 8am. High near 54. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Rain. Low around 40. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 53. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of rain, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 40.
Monday
A slight chance of rain before 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 56.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 41.
Wednesday
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 58.
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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 am PDT Apr 9, 2026
Forecast Valid:
1pm PDT Apr 9, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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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