Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Clear

57°F

14°C

Humidity 62%
Wind Speed NNW 18 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 10 Oct 05:05 PM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Tonight

    Tonight: Mostly clear, with a low around 43. Breezy, with a north wind 11 to 20 mph, with gusts as high as 36 mph.

    Low: 43 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 57. Windy, with a north northwest wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 57 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. Windy, with a north wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 31 mph.

    Low: 42 °F

    Mostly Clear
    and Windy
    then Mostly
    Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 58. North northwest wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. North northwest wind 7 to 13 mph becoming east after midnight. Winds could gust as high as 22 mph.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 57. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 57 °F

    Sunny

  • Tuesday Night

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

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 43. Breezy, with a north wind 11 to 20 mph, with gusts as high as 36 mph.
Sunday
Sunny, with a high near 57. Windy, with a north northwest wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 36 mph.
Sunday Night
Mostly clear, with a low around 42. Windy, with a north wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 31 mph.
Columbus Day
Sunny, with a high near 58. North northwest wind 5 to 9 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 43. North northwest wind 7 to 13 mph becoming east after midnight. Winds could gust as high as 22 mph.
Tuesday
Sunny, with a high near 57. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.97°N 124.1°W (Elev. 197 ft)
2:10 pm PDT Oct 10, 2026
5pm PDT Oct 10, 2026-6pm PDT Oct 17, 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