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

Hazardous Weather Conditions

Current conditions at

Eureka WFO (EKA01)

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

Clear

40°F

4°C

Humidity NA
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

Frost Advisory until April 17, 09:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until April 17, 09:00am

    NOW until 9:00am Fri

    Frost Advisory

  • Overnight

    Low: 34 °F

    Patchy Frost

  • Friday

    Friday: Areas of frost before 8am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 61 °F

    Areas Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39. Northwest wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63. Calm wind becoming west around 6 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 47. Light and variable wind.

    Low: 47 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 40 percent chance of rain. Cloudy, with a high near 63. Calm wind becoming southwest 5 to 7 mph in the afternoon. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain. Low around 47. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Monday

    Monday: Rain. Cloudy, with a high near 57.

    High: 57 °F

    Rain

Detailed Forecast

Overnight
Patchy frost. Otherwise, mostly clear, with a low around 34. Light northeast wind.
Friday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 39. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 63. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 47. Light and variable wind.
Sunday
A 40 percent chance of rain. Cloudy, with a high near 63. Calm wind becoming southwest 5 to 7 mph in the afternoon. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 47. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain. Cloudy, with a high near 57.
Monday Night
Rain. Mostly cloudy, with a low around 44.
Tuesday
Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 58.
Tuesday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 45.
Wednesday
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 57.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.87°N 124.07°W (Elev. 194 ft)
Last Update:
2:10 am PDT Apr 17, 2026
Forecast Valid:
2am PDT Apr 17, 2026-6pm PDT Apr 23, 2026
 
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