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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Clear

64°F

18°C

Humidity 67%
Wind Speed WNW 8 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 12:35 PM PDT
Extended Forecast for

3 Miles SSW Arcata/Eureka Airport CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 62. Northwest wind 6 to 9 mph.

    High: 62 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. North northwest wind around 9 mph.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 61. North northwest wind 9 to 15 mph, with gusts as high as 21 mph.

    High: 61 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56. Northwest wind 5 to 8 mph becoming light and variable.

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 61 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55. West southwest wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 59.

    High: 59 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

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

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 62. Northwest wind 6 to 9 mph.
Tonight
Mostly cloudy, with a low around 54. North northwest wind around 9 mph.
Sunday
Partly sunny, with a high near 61. North northwest wind 9 to 15 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 56. Northwest wind 5 to 8 mph becoming light and variable.
Monday
Mostly cloudy, with a high near 61. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 55. West southwest wind around 5 mph becoming calm in the evening.
Tuesday
Cloudy, with a high near 59.
Tuesday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 53.
Wednesday
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 61.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 53.
Thursday
Patchy fog. Otherwise, mostly cloudy, with a high near 61.
Thursday Night
Mostly cloudy, with a low around 53.
Friday
Patchy fog. Otherwise, mostly cloudy, with a high near 61.
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Forecast Area
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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)
Last Update:
10:05 am PDT Aug 22, 2026
Forecast Valid:
12pm PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation