Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Clear

46°F

8°C

Humidity 100%
Wind Speed E 5 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 09 Dec 06:35 AM PST
Extended Forecast for

3 Miles S Arcata/Eureka Airport CA

  • Today

    Today: Patchy fog between 7am and 1pm.  Otherwise, partly sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Patchy Fog

  • Tonight

    Tonight: Patchy fog after 7pm.  Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 1pm.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 61. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 61 °F

    Areas Fog

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 60. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog between 7am and 1pm. Otherwise, partly sunny, with a high near 61. Light and variable wind.
Tonight
Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Wednesday
Areas of fog before 1pm. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 61. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 42. Calm wind.
Thursday
Sunny, with a high near 60. Calm wind becoming north northwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 42. Calm wind.
Friday
Mostly sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 43.
Sunday
A chance of showers. Mostly cloudy, with a high near 58.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 46.
Monday
Showers likely. Mostly cloudy, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Arcata/Eureka Airport CA
 40.95°N 124.1°W (Elev. 187 ft)
1:10 am PST Dec 9, 2025
6am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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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