Heavy Snow in the Central/Southern Rockies; Below Average Temperatures in the Central and Eastern US

Moderate to heavy snowfall is expected in the central/southern Rockies and adjacent High Plains today. Lake-enhanced snowfall is expected downwind of the Great Lakes today. Showers and thunderstorms will be possible this evening into tonight across the western Gulf Coast states. Temperatures across much of the central and eastern CONUS will remain below average and chilly to end the week. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Clear

39°F

4°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 03 Dec 04:53 AM PST
Extended Forecast for

2 Miles S Arcata/Eureka Airport CA

Frost Advisory until December 3, 09:00am
Coastal Flood Advisory December 3, 08:00am until December 3, 11:00am
Click here for hazard details and duration
Frost Advisory
...
  •  
    Frost Advisory until December 3, 09:00am

    NOW until 9:00am Wed

    Frost Advisory

  • Overnight

    Low: 33 °F

    Frost

  • Wednesday

    Wednesday: Widespread frost before 7am.  Otherwise, partly sunny, with a high near 57. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 57 °F

    Frost then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Widespread frost, mainly after 4am.  Otherwise, partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Partly Cloudy
    then Frost

  • Thursday

    Thursday: Widespread frost, mainly before 7am.  Otherwise, mostly sunny, with a high near 58. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 58 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of rain, mainly after 4pm.  Mostly cloudy, with a high near 58. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 58 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 10pm.  Patchy fog after 1am.  Otherwise, cloudy, with a low around 47. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Rain Likely
    and Patchy
    Fog

  • Saturday

    Saturday: Rain.  Patchy fog before 10am.  Otherwise, cloudy, with a high near 58.

    High: 58 °F

    Rain and
    Patchy Fog

Detailed Forecast

Overnight
Widespread frost. Otherwise, mostly cloudy, with a low around 33. Calm wind.
Wednesday
Widespread frost before 7am. Otherwise, partly sunny, with a high near 57. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Wednesday Night
Widespread frost, mainly after 4am. Otherwise, partly cloudy, with a low around 34. Calm wind.
Thursday
Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 58. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 40. Calm wind.
Friday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 58. Calm wind becoming north northwest around 6 mph in the afternoon.
Friday Night
Rain likely, mainly after 10pm. Patchy fog after 1am. Otherwise, cloudy, with a low around 47. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. Patchy fog before 10am. Otherwise, cloudy, with a high near 58.
Saturday Night
Rain likely, mainly before 10pm. Patchy fog after 10pm. Otherwise, cloudy, with a low around 47.
Sunday
A chance of rain. Patchy fog after 4pm. Otherwise, cloudy, with a high near 58.
Sunday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 44.
Monday
Patchy fog. Otherwise, partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Arcata/Eureka Airport CA
 40.95°N 124.1°W (Elev. 187 ft)
1:10 am PST Dec 3, 2025
5am PST Dec 3, 2025-6pm PST Dec 9, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database