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

Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Eureka WFO (EKA01)

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

Overcast

57°F

14°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: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 66. North northwest wind 3 to 7 mph.

    High: 66 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: Patchy fog between 8pm and 2am. Otherwise, mostly cloudy, with a low around 56. Calm wind becoming north around 6 mph after midnight.

    Low: 56 °F

    Patchy Fog

  • Thursday

    Thursday: Mostly cloudy, with a high near 63. North northwest wind 7 to 9 mph.

    High: 63 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 54. North northwest wind 5 to 10 mph becoming light north after midnight.

    Low: 54 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

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

    High: 62 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 54. North northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 54 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 62.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 59.

    High: 59 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 66. North northwest wind 3 to 7 mph.
Tonight
Patchy fog between 8pm and 2am. Otherwise, mostly cloudy, with a low around 56. Calm wind becoming north around 6 mph after midnight.
Thursday
Mostly cloudy, with a high near 63. North northwest wind 7 to 9 mph.
Thursday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 54. North northwest wind 5 to 10 mph becoming light north after midnight.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 62. Light north wind becoming northwest 5 to 9 mph in the afternoon.
Friday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 54. North northwest wind 5 to 9 mph becoming calm in the evening.
Saturday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 62.
Saturday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 53.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 53.
Monday
Patchy fog. Otherwise, mostly cloudy, with a high near 57.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
Mostly cloudy, with a high near 58.
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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:
10:05 am PDT Aug 26, 2026
Forecast Valid:
10am PDT Aug 26, 2026-6pm PDT Sep 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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