Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

63°F

17°C

Humidity 82%
Wind Speed WSW 3 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 27 Feb 11:15 PM PST
Extended Forecast for

7 Miles WSW Saint Helena CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 79. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 79 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 63. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 63 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of showers.  Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 49. Light west wind.

    Low: 49 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 59. Calm wind.
Saturday
Increasing clouds, with a high near 79. Calm wind becoming west southwest around 5 mph in the afternoon.
Saturday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 52. Calm wind.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 63. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
A 20 percent chance of showers. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 49. Light west wind.
Monday
Mostly sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 65.
Wednesday Night
Clear, with a low around 45.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 48.
Friday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Saint Helena CA
 38.45°N 122.59°W (Elev. 535 ft)
3:04 pm PST Feb 27, 2026
11pm PST Feb 27, 2026-6pm PST Mar 6, 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