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.

Overcast

56°F

13°C

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

Eureka CA

  • Today

    Today: Cloudy, with a high near 61. North northwest wind 5 to 8 mph.

    High: 61 °F

    Cloudy

  • Tonight

    Tonight: A slight chance of drizzle after 11pm. Mostly cloudy, with a low around 54. North northwest wind 5 to 9 mph becoming light after midnight.

    Low: 54 °F

    Slight Chance
    Drizzle

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 61. North northwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 61 °F

    Decreasing
    Clouds

  • 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 8 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. North northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A slight chance of rain after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 61.

    High: 61 °F

    Slight Chance
    Rain and
    Patchy Fog

Detailed Forecast

Today
Cloudy, with a high near 61. North northwest wind 5 to 8 mph.
Tonight
A slight chance of drizzle after 11pm. Mostly cloudy, with a low around 54. North northwest wind 5 to 9 mph becoming light after midnight.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 61. North northwest wind 5 to 11 mph, with gusts as high as 18 mph.
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 8 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 53. North northwest wind 5 to 9 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 61.
Monday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53.
Tuesday
A slight chance of rain after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 61.
Tuesday Night
Patchy fog between 8pm and 11pm. Otherwise, mostly cloudy, with a low around 53.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 61.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 54.
Thursday
A chance of rain. Partly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka CA
 40.78°N 124.17°W (Elev. 82 ft)
Last Update:
2:10 am PDT Aug 28, 2026
Forecast Valid:
6am PDT Aug 28, 2026-6pm PDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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