Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Overcast

54°F

12°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 52°F (11°C)
Visibility 7.00 mi
Last update 24 Jun 04:50 AM PDT
Extended Forecast for

Saint Helena CA

  • Today

    Today: Areas of fog before 8am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 86. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 86 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, increasing clouds, with a low around 52. West wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. West southwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
Areas of fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 86. Calm wind becoming west southwest around 6 mph in the afternoon.
Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 52. West wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 56. West southwest wind 5 to 7 mph becoming calm after midnight.
Friday
Sunny, with a high near 82. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 54.
Saturday
Sunny, with a high near 80.
Saturday Night
Clear, with a low around 53.
Sunday
Sunny, with a high near 85.
Sunday Night
Clear, with a low around 55.
Monday
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 85.
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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 Jun 24, 2026
5am PDT Jun 24, 2026-6pm PDT Jun 30, 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