National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Current conditions at

Eureka WFO (EKA01)

Lat: 40.8098°NLon: 124.1602°WElev: 20.0ft.

Overcast

57°F

14°C

Humidity NA
Wind Speed SE 1 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

  • This Afternoon

    This Afternoon: Rain likely. Cloudy, with a high near 62. South wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Rain Likely

  • Tonight

    Tonight: Rain, mainly before 1am. Low around 53. Light south wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Rain

  • Tuesday

    Tuesday: Rain. High near 62. Calm wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 62 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 48. South southwest wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 48 °F

    Rain

  • Wednesday

    Wednesday: Showers, mainly before 10am. High near 56. West wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 10pm, then rain after 10pm. Low around 45. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain

  • Thursday

    Thursday: Rain. High near 59. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Cloudy, with a low around 50.

    Low: 50 °F

    Rain

  • Friday

    Friday: Rain before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then rain and possibly a thunderstorm after 4pm. Cloudy, with a high near 57.

    High: 57 °F

    Showers

Detailed Forecast

This Afternoon
Rain likely. Cloudy, with a high near 62. South wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly before 1am. Low around 53. Light south wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain. High near 62. Calm wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday Night
Rain. Low around 48. South southwest wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Showers, mainly before 10am. High near 56. West wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers before 10pm, then rain after 10pm. Low around 45. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 59. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Cloudy, with a low around 50.
Friday
Rain before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then rain and possibly a thunderstorm after 4pm. Cloudy, with a high near 57.
Friday Night
Rain. Cloudy, with a low around 44.
Saturday
Rain likely. Mostly cloudy, with a high near 53.
Saturday Night
Rain likely. Cloudy, with a low around 44.
Sunday
Rain. Cloudy, with a high near 55.
Sunday Night
Rain. Cloudy, with a low around 45.
Monday
Rain. Cloudy, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.87°N 124.07°W (Elev. 194 ft)
Last Update:
1:10 pm PST Dec 15, 2025
Forecast Valid:
3pm PST Dec 15, 2025-6pm PST Dec 22, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation