Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken 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 N 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 26 Jul 09:00 AM PDT
Extended Forecast for

2 Miles SE Saint Helena CA

  • Today

    Today: Sunny, with a high near 90. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, increasing clouds, with a low around 54. West wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Clear then
    Patchy Fog

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 91. Light and variable wind.

    High: 91 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. Calm wind.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 90. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 54. West wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, then gradually becoming sunny, with a high near 91. Light and variable wind.
Monday Night
Mostly clear, with a low around 57. West southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 94. Calm wind.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny and hot, with a high near 96.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny and hot, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Saint Helena CA
 38.49°N 122.45°W (Elev. 230 ft)
4:51 am PDT Jul 26, 2026
9am PDT Jul 26, 2026-6pm PDT Aug 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database