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

Tracking Storm System Across the Central U.S.

A storm system will slowly continue to press across the central U.S. Friday and Saturday with widespread showers and thunderstorms. Slight risks for severe thunderstorms and excessive rainfall have been issued Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Eureka WFO (EKA01)

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

Overcast

55°F

13°C

Humidity NA
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

  • Tonight

    Tonight: Partly cloudy, with a low around 46. Light and variable wind.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 63. South southeast wind around 6 mph becoming calm.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 48. North northwest wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 65. Light and variable wind.

    High: 65 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Patchy dense fog before 11pm, then patchy dense fog after 2am. Otherwise, partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Patchy Dense
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 60. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 46. Light and variable wind.
Friday
Mostly sunny, with a high near 63. South southeast wind around 6 mph becoming calm.
Friday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 48. North northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 65. Light and variable wind.
Saturday Night
Patchy dense fog before 11pm, then patchy dense fog after 2am. Otherwise, partly cloudy, with a low around 48. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 60. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Partly sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Mostly cloudy, with a low around 47.
Thursday
A slight chance of rain. Partly sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.87°N 124.07°W (Elev. 194 ft)
Last Update:
4:30 pm PDT Oct 16, 2025
Forecast Valid:
7pm PDT Oct 16, 2025-6pm PDT Oct 23, 2025
 
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