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

58°F

14°C

Humidity 90%
Wind Speed NNW 6 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 22 Aug 08:53 PM PDT
Extended Forecast for

3 Miles SSW Arcata/Eureka Airport CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. North northwest wind around 9 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62. North northwest wind 9 to 15 mph, with gusts as high as 20 mph.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56. Northwest wind 5 to 9 mph becoming calm.

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62. Southwest wind 3 to 7 mph.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55. South southwest wind 3 to 5 mph.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 59 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 55. North northwest wind around 9 mph.
Sunday
Partly sunny, with a high near 62. North northwest wind 9 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 56. Northwest wind 5 to 9 mph becoming calm.
Monday
Partly sunny, with a high near 62. Southwest wind 3 to 7 mph.
Monday Night
Mostly cloudy, with a low around 55. South southwest wind 3 to 5 mph.
Tuesday
Mostly cloudy, with a high near 59. Light and variable wind becoming west around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Mostly cloudy, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Mostly cloudy, with a high near 61.
Thursday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 53.
Friday
Patchy fog. Otherwise, mostly cloudy, with a high near 61.
Friday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 53.
Saturday
Patchy fog. Otherwise, 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)
Last Update:
2:35 pm PDT Aug 22, 2026
Forecast Valid:
9pm PDT Aug 22, 2026-6pm PDT Aug 29, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation