Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

77°F

25°C

Humidity 41%
Wind Speed N 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Mar 11:30 AM PDT
Extended Forecast for

3 Miles NNE Sebastopol CA

Heat Advisory March 20, 11:58am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 20, 11:58am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Today

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 53. Calm wind.

    Low: 53 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 83. Light northwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 83 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. Northwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78. Light and variable wind.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Areas of dense fog before 9am.  Otherwise, sunny, with a high near 78.

    High: 78 °F

    Areas Dense
    Fog then
    Sunny

  • Monday Night

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

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 53. Calm wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 83. Light northwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 45. Northwest wind 5 to 8 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 78. Light and variable wind.
Sunday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 45.
Monday
Areas of dense fog before 9am. Otherwise, sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Partly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Sebastopol CA
 38.43°N 122.81°W (Elev. 79 ft)
11:52 am PDT Mar 20, 2026
11am PDT Mar 20, 2026-6pm PDT Mar 26, 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