Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Eureka WFO (EKA01)

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

Mostly Cloudy

58°F

14°C

Humidity NA
Wind Speed WNW 10 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

Coastal Flood Advisory August 11, 10:00pm until August 12, 01:00am
Click here for hazard details and duration
...
  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 66. Northwest wind 5 to 8 mph.

    High: 66 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 54. Northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 54 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 67. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 67 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 53. Northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 53 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 65. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 65 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 8pm.  Otherwise, mostly cloudy, with a low around 53. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 53 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am.  Otherwise, mostly cloudy, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Areas of fog after 11pm.  Otherwise, mostly cloudy, with a low around 53.

    Low: 53 °F

    Areas Fog

  • Saturday

    Saturday: Areas of fog before 11am.  Otherwise, mostly cloudy, with a high near 63.

    High: 63 °F

    Areas Fog
    then Mostly
    Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 66. Northwest wind 5 to 8 mph.
Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 54. Northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 67. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Wednesday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53. Northwest wind 5 to 9 mph becoming calm after midnight.
Thursday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 65. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Thursday Night
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 53. Northwest wind 5 to 7 mph becoming calm in the evening.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 65.
Friday Night
Areas of fog after 11pm. Otherwise, mostly cloudy, with a low around 53.
Saturday
Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 63.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 53.
Sunday
Areas of fog. Otherwise, cloudy, with a high near 63.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 53.
Monday
Patchy fog. Otherwise, cloudy, with a high near 63.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.87°N 124.07°W (Elev. 194 ft)
10:05 am PDT Aug 11, 2026
12pm PDT Aug 11, 2026-6pm PDT Aug 17, 2026
 
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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