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

Critical Fire Weather Conditions Continue; Pacific Storm to Bring Heavy Snow to the Sierra-Nevada

Critical fire weather conditions are forecast for the Southern Plains and portions of Florida through Thursday, as gusty winds and dry conditions return to the region. A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast and central Great Basin, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

rain,mist

54°F

12°C

Humidity 93%
Wind Speed S 6 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 52°F (11°C)
Visibility 3.00 mi
Last update 21 Apr 09:20 AM PDT
Extended Forecast for

Windsor CA

  • Today

    Today: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then rain likely and possibly a thunderstorm after 5pm. Patchy fog before 10am. High near 62. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: A chance of rain before 10pm, then a chance of rain after 11pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 42. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: A 30 percent chance of rain before 11am. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 66 °F

    Chance Rain
    and Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 41. West southwest wind around 6 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, sunny, with a high near 72. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 72 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Areas of fog before 9am. Otherwise, sunny, with a high near 74.

    High: 74 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 9am. Otherwise, partly sunny, with a high near 69.

    High: 69 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then rain likely and possibly a thunderstorm after 5pm. Patchy fog before 10am. High near 62. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of rain before 10pm, then a chance of rain after 11pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 42. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 30 percent chance of rain before 11am. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 41. West southwest wind around 6 mph becoming calm in the evening.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 72. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 43.
Friday
Areas of fog before 9am. Otherwise, sunny, with a high near 74.
Friday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 45.
Saturday
Areas of fog before 9am. Otherwise, partly sunny, with a high near 69.
Saturday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 70.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Monday
Areas of fog. Otherwise, mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Windsor CA
 38.55°N 122.79°W (Elev. 174 ft)
Last Update:
8:47 am PDT Apr 21, 2026
Forecast Valid:
9am PDT Apr 21, 2026-6pm PDT Apr 27, 2026
 
Forecast Discussion
 
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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