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

Above Average Temperatures for Most Today; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures are forecast today into Wednesday over most of the lower 48 states away from the Gulf Coast. A storm system passing across southern Canada will bring a wintry mix to the upper Great Lakes today. A trailing cold front will then bring the wintry mix from the central Appalachians through the Northeast U.S. Wednesday and Thursday. Read More >

Current conditions at

Eureka WFO (EKA01)

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

Fog

40°F

4°C

Humidity NA
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 0.50 mi
Last update NA
Extended Forecast for

Arcata CA

  • Today

    Today: Patchy fog before 10am, then patchy fog after 4pm. Patchy frost before 10am. Otherwise, mostly sunny, with a high near 60. Calm wind.

    High: 60 °F

    Patchy Frost
    and Patchy
    Fog then
    Patchy Fog

  • Tonight

    Tonight: Patchy dense fog before 1am. Patchy frost after 4am. Otherwise, partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Patchy Dense
    Fog then
    Patchy Frost
    and Patchy
    Dense Fog

  • Wednesday

    Wednesday: Patchy frost before 10am. Otherwise, sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Patchy Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. Light east wind.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. Light and variable wind.

    High: 65 °F

    Sunny

  • Thursday Night

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

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 10am, then patchy fog after 4pm. Patchy frost before 10am. Otherwise, mostly sunny, with a high near 60. Calm wind.
Tonight
Patchy dense fog before 1am. Patchy frost after 4am. Otherwise, partly cloudy, with a low around 35. Calm wind.
Wednesday
Patchy frost before 10am. Otherwise, sunny, with a high near 59. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 39. Light east wind.
Thursday
Sunny, with a high near 65. Light and variable wind.
Thursday Night
Mostly clear, with a low around 44. Calm wind.
Friday
Sunny, with a high near 65.
Friday Night
Clear, with a low around 44.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Sunny, with a high near 61.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
M.L.King Day
Mostly sunny, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.89°N 124.08°W (Elev. 177 ft)
Last Update:
1:10 am PST Jan 13, 2026
Forecast Valid:
5am PST Jan 13, 2026-6pm PST Jan 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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