Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

Lat: 40.97806°NLon: 124.10861°WElev: 217.0ft.

Overcast

56°F

13°C

Humidity 93%
Wind Speed SE 4 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 Sep 04:53 AM PDT
Extended Forecast for

3 Miles ENE Arcata/Eureka Airport CA

  • Today

    Today: Patchy fog between 8am and 11am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 68. Calm wind becoming west around 5 mph in the afternoon.

    High: 68 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 51. Light and variable wind.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 68. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 68 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 8pm.  Otherwise, partly cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 67. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 67 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 48. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 48 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 11am.  Otherwise, partly sunny, with a high near 67.

    High: 67 °F

    Areas Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Areas of fog after 11pm.  Otherwise, mostly cloudy, with a low around 49.

    Low: 49 °F

    Areas Fog

  • Sunday

    Sunday: Areas of fog before 11am.  Otherwise, partly sunny, with a high near 66.

    High: 66 °F

    Areas Fog
    then Partly
    Sunny

Detailed Forecast

Today
Patchy fog between 8am and 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 68. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 51. Light and variable wind.
Thursday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 68. Calm wind becoming west southwest around 6 mph in the afternoon.
Thursday Night
Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 50. Light and variable wind.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 67. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 48. North northwest wind around 6 mph becoming calm in the evening.
Saturday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 67.
Saturday Night
Areas of fog after 11pm. Otherwise, mostly cloudy, with a low around 49.
Sunday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 66.
Sunday Night
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 50.
Monday
Areas of fog. Otherwise, partly sunny, with a high near 68.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 51.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Arcata/Eureka Airport CA
 41°N 124.05°W (Elev. 299 ft)
2:43 am PDT Sep 16, 2026
5am PDT Sep 16, 2026-6pm PDT Sep 22, 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