National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

70°F

21°C

Humidity 60%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 27 Feb 10:53 AM PST
Extended Forecast for

Santa Rosa CA

  • Today

    Today: Increasing clouds, with a high near 76. Calm wind.

    High: 76 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of dense fog before 9am. Otherwise, partly sunny, with a high near 72. Light and variable wind.

    High: 72 °F

    Areas Dense
    Fog then
    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 10pm. Otherwise, cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 64 °F

    Areas Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 4am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: A 20 percent chance of rain after 10am. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain and
    Areas Fog

  • Monday Night

    Monday Night: Patchy fog. Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 66.

    High: 66 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 76. Calm wind.
Tonight
Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 55. Calm wind.
Saturday
Areas of dense fog before 9am. Otherwise, partly sunny, with a high near 72. Light and variable wind.
Saturday Night
Patchy fog after 10pm. Otherwise, cloudy, with a low around 52. Calm wind.
Sunday
Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of rain before 4am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 46.
Monday
A 20 percent chance of rain after 10am. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 65.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Tuesday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa CA
 38.45°N 122.7°W (Elev. 190 ft)
Last Update:
1:59 am PST Feb 27, 2026
Forecast Valid:
11am PST Feb 27, 2026-6pm PST Mar 5, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation