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

Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Overcast

61°F

16°C

Humidity 77%
Wind Speed WNW 6 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 25 Aug 01:00 PM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 62. West northwest wind around 6 mph.

    High: 62 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. Northwest wind around 6 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 64. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 64 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 62. Light north wind becoming northwest 5 to 10 mph in the afternoon.

    High: 62 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 53. North northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 62. West northwest wind around 6 mph.
Tonight
Mostly cloudy, with a low around 54. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Mostly cloudy, with a high near 64. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 55. Northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 62. Light north wind becoming northwest 5 to 10 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 53. North northwest wind 5 to 10 mph becoming light and variable in the evening.
Friday
Mostly cloudy, with a high near 62.
Friday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53.
Saturday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Patchy fog. Otherwise, mostly sunny, with a high near 60.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 52.
Monday
Patchy fog. Otherwise, mostly cloudy, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.99°N 124.11°W (Elev. 39 ft)
Last Update:
12:56 pm PDT Aug 25, 2026
Forecast Valid:
1pm PDT Aug 25, 2026-6pm PDT Aug 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation