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

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

54°F

12°C

Humidity 87%
Wind Speed NNW 3 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 20 Mar 06:15 AM PDT
Extended Forecast for

6 Miles E Novato/Gnoss Field Airport CA

Heat Advisory March 20, 06:45am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 20, 06:45am 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 3 to 5 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. West wind 6 to 10 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 76. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny, with a high near 76.

    High: 76 °F

    Patchy Fog
    then 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 southwest around 6 mph in the afternoon.
Tonight
Increasing clouds, with a low around 54. West southwest wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 49. West wind 6 to 10 mph.
Sunday
Sunny, with a high near 76. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Sunday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 48.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Novato/Gnoss Field Airport CA
 38.15°N 122.45°W (Elev. 328 ft)
Last Update:
2:22 am PDT Mar 20, 2026
Forecast Valid:
6am PDT Mar 20, 2026-6pm PDT Mar 26, 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