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

73°F

23°C

Humidity 56%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 28 Feb 01:15 PM PST
Extended Forecast for

7 Miles WSW Saint Helena CA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 74. Light west southwest wind.

    High: 74 °F

    Mostly Cloudy

  • Tonight

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

    Low: 52 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy dense fog before 8am.  Otherwise, mostly cloudy, with a high near 62. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 62 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly before 4am.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 50. Light west southwest wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: A 20 percent chance of rain before 10am.  Partly sunny, with a high near 65. Calm wind.  New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 74. Light west southwest wind.
Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 52. Calm wind.
Sunday
Patchy dense fog before 8am. Otherwise, mostly cloudy, with a high near 62. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
A 30 percent chance of rain, mainly before 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 50. Light west southwest wind. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 20 percent chance of rain before 10am. Partly sunny, with a high near 65. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Clear, with a low around 46.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Saint Helena CA
 38.45°N 122.59°W (Elev. 535 ft)
12:26 pm PST Feb 28, 2026
1pm PST Feb 28, 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