Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

Lat: 40.97806°NLon: 124.10861°WElev: 217.0ft.

Overcast

57°F

14°C

Humidity 87%
Wind Speed W 5 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 54°F (12°C)
Visibility 8.00 mi
Last update 15 Sep 02:35 PM PDT
Extended Forecast for

3 Miles SSW Arcata/Eureka Airport CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 61. North northwest wind around 15 mph, with gusts as high as 21 mph.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. North northwest wind 7 to 11 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy fog between 8am and 11am.  Otherwise, mostly sunny, with a high near 62. Calm wind becoming northwest 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Northwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 18 mph.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63. Light and variable wind becoming west southwest 5 to 7 mph in the morning.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog between 8pm and 11pm.  Otherwise, partly cloudy, with a low around 55. Light and variable wind.

    Low: 55 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Mostly
    Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 61. North northwest wind around 15 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 54. North northwest wind 7 to 11 mph.
Wednesday
Patchy fog between 8am and 11am. Otherwise, mostly sunny, with a high near 62. Calm wind becoming northwest 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 55. Northwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 18 mph.
Thursday
Mostly sunny, with a high near 63. Light and variable wind becoming west southwest 5 to 7 mph in the morning.
Thursday Night
Patchy fog between 8pm and 11pm. Otherwise, partly cloudy, with a low around 55. Light and variable wind.
Friday
Partly sunny, with a high near 62.
Friday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 54.
Saturday
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 61.
Saturday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 54.
Sunday
Patchy fog. Otherwise, mostly cloudy, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Arcata/Eureka Airport CA
 40.95°N 124.13°W (Elev. 3 ft)
2:10 pm PDT Sep 15, 2026
2pm PDT Sep 15, 2026-6pm PDT Sep 21, 2026
 
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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