Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Overcast

55°F

13°C

Humidity 96%
Wind Speed N 4 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 21 Sep 07:53 AM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Today

    Today: Cloudy, with a high near 60. North northwest wind 5 to 9 mph.

    High: 60 °F

    Cloudy

  • Tonight

    Tonight: Areas of fog after 2am.  Otherwise, mostly cloudy, with a low around 51. North northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 51 °F

    Mostly Cloudy
    then Areas
    Fog

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61. Light and variable wind becoming north northwest 8 to 13 mph in the afternoon.

    High: 61 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. North northwest wind 6 to 11 mph becoming light north northeast  after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 65. Light north northeast wind becoming north northwest 5 to 10 mph in the afternoon.

    High: 65 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51. North northwest wind 5 to 10 mph becoming light north  in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 11pm.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before 11am.  Partly sunny, with a high near 62.

    High: 62 °F

    Chance Rain
    then Partly
    Sunny

Detailed Forecast

Today
Cloudy, with a high near 60. North northwest wind 5 to 9 mph.
Tonight
Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 51. North northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 61. Light and variable wind becoming north northwest 8 to 13 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 51. North northwest wind 6 to 11 mph becoming light north northeast after midnight.
Wednesday
Partly sunny, with a high near 65. Light north northeast wind becoming north northwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 51. North northwest wind 5 to 10 mph becoming light north in the evening.
Thursday
Mostly cloudy, with a high near 65.
Thursday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 52.
Friday
A chance of rain before 11am. Partly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.97°N 124.1°W (Elev. 197 ft)
5:33 am PDT Sep 21, 2026
8am PDT Sep 21, 2026-6pm PDT Sep 27, 2026
 
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Additional Resources

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