Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Fog

47°F

8°C

Humidity 100%
Wind Speed S 4 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 47°F (8°C)
Visibility 0.25 mi
Wind Chill45°F (7°C)
Last update 10 Dec 06:53 PM PST
Extended Forecast for

2 Miles NNW Arcata CA

  • Tonight

    Tonight: Patchy fog.  Otherwise, mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 1pm.  Otherwise, mostly sunny, with a high near 60. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 60 °F

    Patchy Fog

  • 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 63. Light and variable wind becoming east northeast around 5 mph in the morning.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 63. Light and variable wind.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of drizzle.  Mostly cloudy, with a high near 61.

    High: 61 °F

    Slight Chance
    Drizzle

  • Sunday Night

    Sunday Night: A slight chance of drizzle before 10pm, then rain likely, mainly after 4am.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.
Thursday
Patchy fog before 1pm. Otherwise, mostly sunny, with a high near 60. Calm wind becoming 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 63. Light and variable wind becoming east northeast around 5 mph in the morning.
Friday Night
Mostly clear, with a low around 44. Calm wind.
Saturday
Sunny, with a high near 63. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
A slight chance of drizzle. Mostly cloudy, with a high near 61.
Sunday Night
A slight chance of drizzle before 10pm, then rain likely, mainly after 4am. Mostly cloudy, with a low around 47.
Monday
Rain. Cloudy, with a high near 61.
Monday Night
Rain. Cloudy, with a low around 49.
Tuesday
Rain likely. Cloudy, with a high near 59.
Tuesday Night
Rain likely. Cloudy, with a low around 46.
Wednesday
Rain likely. Cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Arcata CA
 40.91°N 124.08°W (Elev. 180 ft)
1:10 pm PST Dec 10, 2025
7pm PST Dec 10, 2025-6pm PST Dec 17, 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