Showers and Storms in the East; Dangerously Hot and Dry in the West

A front will bring scattered showers and storms to portions of the Central and Eastern US. Severe storms are expected in parts of the Great Plains and Ozarks today. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Elevated wildfire conditions will develop across portions of the Northern/Central Plains and air quality issues will persist in the Northwest. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

smoke

55°F

13°C

Humidity 93%
Wind Speed WSW 4 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 06 Aug 05:00 AM PDT
Extended Forecast for

Saint Helena CA

  • Today

    Today: Areas of fog before 9am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 93. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 93 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, increasing clouds, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, partly sunny, then gradually becoming sunny and hot, with a high near 97. Light and variable wind.

    High: 97 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 58. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Sunny and hot, with a high near 100. Light and variable wind.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 56.

    Low: 56 °F

    Clear then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 92.

    High: 92 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 93. Calm wind becoming west southwest around 5 mph in the afternoon.
Tonight
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 54. Calm wind.
Friday
Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny and hot, with a high near 97. Light and variable wind.
Friday Night
Increasing clouds, with a low around 58. West southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 100. Light and variable wind.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny and hot, with a high near 99.
Sunday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 56.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 92.
Monday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 54.
Tuesday
Areas of fog. Otherwise, mostly sunny, with a high near 92.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 54.
Wednesday
Areas of fog. Otherwise, mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Helena CA
 38.51°N 122.46°W (Elev. 203 ft)
1:26 am PDT Aug 6, 2026
5am PDT Aug 6, 2026-6pm PDT Aug 12, 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