Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Mist

42°F

6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 42°F (6°C)
Visibility 0.75 mi
Last update 20 Jan 04:53 AM PST
Extended Forecast for

3 Miles ENE Arcata/Eureka Airport CA

  • Today

    Today: Patchy fog before 10am, then patchy fog after 4pm.  Otherwise, mostly cloudy, with a high near 56. Calm wind.

    High: 56 °F

    Patchy Fog

  • Tonight

    Tonight: Patchy fog.  Otherwise, cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 1pm.  Otherwise, mostly cloudy, with a high near 55. Calm wind.

    High: 55 °F

    Patchy Fog

  • Wednesday Night

    Wednesday Night: Patchy fog after 7pm.  Otherwise, mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 1pm.  Otherwise, mostly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Patchy Fog

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. Light north northeast wind.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 10am, then patchy fog after 4pm. Otherwise, mostly cloudy, with a high near 56. Calm wind.
Tonight
Patchy fog. Otherwise, cloudy, with a low around 43. Calm wind.
Wednesday
Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 55. Calm wind.
Wednesday Night
Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 42. Calm wind.
Thursday
Patchy fog before 1pm. Otherwise, mostly sunny, with a high near 55. Calm wind.
Thursday Night
Mostly clear, with a low around 38. Light north northeast wind.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 37.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Mostly cloudy, with a high near 58.
Sunday Night
A slight chance of drizzle. Patchy fog. Otherwise, mostly cloudy, with a low around 40.
Monday
Patchy fog. Otherwise, partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Arcata/Eureka Airport CA
 41°N 124.05°W (Elev. 299 ft)
1:10 am PST Jan 20, 2026
5am PST Jan 20, 2026-6pm PST Jan 26, 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