Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

light drizzle

54°F

12°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 52°F (11°C)
Visibility 5.00 mi
Last update 17 Nov 04:35 AM PST
Extended Forecast for

Petaluma CA

  • Overnight

    Overnight: A 50 percent chance of rain.  Mostly cloudy, with a low around 49. West wind around 6 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance Rain

  • Monday

    Monday: A chance of rain and thunderstorms.  Patchy fog before 10am.  Otherwise, partly sunny, with a high near 59. West northwest wind 8 to 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Chance Rain
    and Patchy
    Fog

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm.  Partly cloudy, with a low around 44. North northwest wind 3 to 8 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. West northwest wind 3 to 7 mph.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43. West wind around 5 mph becoming calm  in the evening.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy fog between 7am and 8am.  Otherwise, partly sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain.  Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain, mainly before 10pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Overnight
A 50 percent chance of rain. Mostly cloudy, with a low around 49. West wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of rain and thunderstorms. Patchy fog before 10am. Otherwise, partly sunny, with a high near 59. West northwest wind 8 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 44. North northwest wind 3 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 63. West northwest wind 3 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 43. West wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 61.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 47.
Thursday
A chance of rain. Mostly cloudy, with a high near 60.
Thursday Night
A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Petaluma CA
 38.23°N 122.65°W (Elev. 98 ft)
12:26 am PST Nov 17, 2025
5am PST Nov 17, 2025-6pm PST Nov 23, 2025
 
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Additional Resources

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Hourly Weather Forecast

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