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

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.

Clear

64°F

18°C

Humidity 67%
Wind Speed S 4 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 09:15 PM PDT
Extended Forecast for

5 Miles SSW Saint Helena CA

  • Tonight

    Tonight: Mostly clear, with a low around 59. West wind around 6 mph becoming calm  after midnight.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 87 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 81 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 59. West wind around 6 mph becoming calm after midnight.
Sunday
Partly sunny, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 56. West southwest wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 52. West southwest wind around 6 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Saint Helena CA
 38.43°N 122.52°W (Elev. 1093 ft)
3:12 pm PDT Aug 22, 2026
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