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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Novato / Gnoss Field (KDVO)

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

light drizzle

54°F

12°C

Humidity 87%
Wind Speed S 16 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 50°F (10°C)
Visibility 2.50 mi
Last update 26 Dec 12:35 PM PST
Extended Forecast for

Novato/Gnoss Field Airport CA

Flood Watch December 26, 01:03pm until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 26, 01:03pm until December 26, 10:00pm

    NOW until 10:00pm Fri

    Flood Watch

  • This Afternoon

    High: 56 °F

    Showers
    Likely

  • Tonight

    Tonight: A 20 percent chance of showers between 9pm and 10pm. Partly cloudy, with a low around 44. West northwest wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 54. North wind around 6 mph.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 38. Calm wind.

    Low: 38 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 55. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly cloudy, with a high near 56. West southwest wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 20 percent chance of showers between 9pm and 10pm. Partly cloudy, with a low around 44. West northwest wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 54. North wind around 6 mph.
Saturday Night
Increasing clouds, with a low around 38. Calm wind.
Sunday
Mostly sunny, with a high near 55. Calm wind becoming northeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Mostly sunny, with a high near 55.
Wednesday Night
A slight chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 42.
New Year's Day
A chance of showers. Patchy fog. Otherwise, cloudy, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Novato/Gnoss Field Airport CA
 38.13°N 122.56°W (Elev. 36 ft)
Last Update:
12:27 pm PST Dec 26, 2025
Forecast Valid:
1pm PST Dec 26, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation