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

Novato / Gnoss Field (KDVO)

Lat: 38.14178°NLon: 122.55463°WElev: 3.0ft.

Clear

61°F

16°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Mar 08:55 AM PDT
Extended Forecast for

8 Miles SW Petaluma CA

Heat Advisory March 20, 09:17am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 20, 09:17am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Today

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. West southwest wind around 6 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 75. West wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47. West northwest wind 7 to 14 mph, with gusts as high as 26 mph.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. West northwest wind 5 to 8 mph.

    High: 73 °F

    Sunny

  • Sunday Night

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

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Increasing clouds, with a low around 54. West southwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 75. West wind 6 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 47. West northwest wind 7 to 14 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 73. West northwest wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Petaluma CA
 38.15°N 122.71°W (Elev. 397 ft)
2:22 am PDT Mar 20, 2026
9am 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