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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Eureka WFO (EKA01)

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

Clear

53°F

12°C

Humidity NA
Wind Speed NW 9 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

Frost Advisory October 13, 01:00am until October 13, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 42. North wind 5 to 8 mph becoming calm in the evening.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog before 11pm, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 49.

    Low: 49 °F

    Patchy Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. North wind 5 to 8 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 62. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 45. Calm wind.
Wednesday
Mostly sunny, with a high near 64. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 50. Calm wind.
Thursday
Sunny, with a high near 70. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 52.
Friday
Mostly sunny, with a high near 63.
Friday Night
Patchy fog before 11pm, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 49.
Saturday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 61.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 48.
Sunday
Areas of fog. Otherwise, partly sunny, with a high near 58.
Sunday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 47.
Monday
Rain likely. Mostly cloudy, with a high near 55.
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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 pm PDT Oct 12, 2026
Forecast Valid:
7pm PDT Oct 12, 2026-6pm PDT Oct 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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