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

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

55°F

13°C

Humidity 81%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 23 Aug 12:52 AM PDT
Extended Forecast for

11 Miles NNE Happy Camp CA

  • Overnight

    Overnight: Clear, with a steady temperature around 54. North northeast wind around 7 mph.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 75. North northeast wind 3 to 7 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 58. North northeast wind around 9 mph becoming east after midnight.

    Low: 58 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 79. East southeast wind 6 to 8 mph becoming west southwest in the afternoon.

    High: 79 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. West wind 5 to 8 mph becoming light and variable.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a steady temperature around 54. North northeast wind around 7 mph.
Sunday
Sunny, with a high near 75. North northeast wind 3 to 7 mph.
Sunday Night
Increasing clouds, with a low around 58. North northeast wind around 9 mph becoming east after midnight.
Monday
Partly sunny, then gradually becoming sunny, with a high near 79. East southeast wind 6 to 8 mph becoming west southwest in the afternoon.
Monday Night
Mostly clear, with a low around 61. West wind 5 to 8 mph becoming light and variable.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Happy Camp CA
 41.95°N 123.31°W (Elev. 4911 ft)
12:56 am PDT Aug 23, 2026
1am PDT Aug 23, 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