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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Eureka WFO (EKA01)

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

Mist

57°F

14°C

Humidity NA
Wind Speed NW 8 MPH
Barometer NA
Dewpoint N/A
Visibility 1.00 mi
Last update NA
Extended Forecast for

Eureka CA

  • Tonight

    Tonight: Patchy drizzle. Cloudy, with a low around 55. North wind 7 to 10 mph.

    Low: 55 °F

    Patchy
    Drizzle

  • Friday

    Friday: Patchy fog between 8am and 11am. Otherwise, mostly cloudy, with a high near 63. North northwest wind 5 to 10 mph.

    High: 63 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Patchy drizzle after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 54. North northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Saturday

    Saturday: Patchy dense fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 62. Light north wind becoming north northwest 5 to 10 mph in the afternoon.

    High: 62 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53. North northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 18 mph.

    Low: 53 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 62. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy drizzle. Cloudy, with a low around 55. North wind 7 to 10 mph.
Friday
Patchy fog between 8am and 11am. Otherwise, mostly cloudy, with a high near 63. North northwest wind 5 to 10 mph.
Friday Night
Patchy drizzle after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 54. North northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Saturday
Patchy dense fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 62. Light north wind becoming north northwest 5 to 10 mph in the afternoon.
Saturday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53. North northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 18 mph.
Sunday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 62. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 53.
Monday
Mostly cloudy, with a high near 59.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
Mostly cloudy, with a high near 60.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 54.
Wednesday
Mostly cloudy, with a high near 61.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka CA
 40.8°N 124.17°W (Elev. 3 ft)
Last Update:
2:10 pm PDT Aug 27, 2026
Forecast Valid:
9pm PDT Aug 27, 2026-6pm PDT Sep 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation