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

54°F

12°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 11:00 PM PDT
Extended Forecast for

3 Miles SSW Big Lagoon CA

  • Tonight

    Tonight: Cloudy, with a low around 53. North wind around 8 mph.

    Low: 53 °F

    Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 61. North wind around 10 mph.

    High: 61 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 55. North northwest wind around 6 mph becoming calm  after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 61 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53. South wind 6 to 8 mph.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 58. West southwest wind around 6 mph.

    High: 58 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 52.

    Low: 52 °F

    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 53. North wind around 8 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 61. North wind around 10 mph.
Sunday Night
Mostly cloudy, with a low around 55. North northwest wind around 6 mph becoming calm after midnight.
Monday
Mostly cloudy, with a high near 61. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 53. South wind 6 to 8 mph.
Tuesday
Cloudy, with a high near 58. West southwest wind around 6 mph.
Tuesday Night
Cloudy, with a low around 52.
Wednesday
Mostly cloudy, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Mostly cloudy, with a high near 59.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
Mostly cloudy, with a high near 58.
Friday Night
Mostly cloudy, with a low around 51.
Saturday
Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Big Lagoon CA
 41.14°N 124.15°W (Elev. 0 ft)
2:35 pm PDT Aug 22, 2026
11pm 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