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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Current conditions at

Eureka WFO (EKA01)

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

Overcast

61°F

16°C

Humidity NA
Wind Speed WSW 10 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 53. Light and variable wind.

    Low: 53 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 67. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 67 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 51. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 51 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 66. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 66 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Areas of fog after 11pm. Otherwise, mostly cloudy, with a low around 52. Northwest wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Areas Fog

  • Sunday

    Sunday: Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 65. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 65 °F

    Areas Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 52.

    Low: 52 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 64.

    High: 64 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Patchy fog before 11pm, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 52.

    Low: 52 °F

    Patchy Fog

Detailed Forecast

Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 53. Light and variable wind.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 67. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Friday Night
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 51. Northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 66. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
Areas of fog after 11pm. Otherwise, mostly cloudy, with a low around 52. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 65. Calm wind becoming northwest around 6 mph in the afternoon.
Sunday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 52.
Monday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 64.
Monday Night
Patchy fog before 11pm, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 52.
Tuesday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 65.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 51.
Wednesday
Patchy fog. Otherwise, partly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Partly sunny, with a high near 66.
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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:
2:10 pm PDT Sep 17, 2026
Forecast Valid:
6pm PDT Sep 17, 2026-6pm PDT Sep 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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Chance of Precipitation