Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

light drizzle

57°F

14°C

Humidity 100%
Wind Speed ESE 6 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 57°F (14°C)
Visibility 1.00 mi
Last update 10 Apr 09:55 AM PDT
Extended Forecast for

8 Miles WSW Petaluma CA

  • Today

    Today: Showers and possibly a thunderstorm.  High near 60. South southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Showers

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 9pm.  Mostly cloudy, with a low around 51. South southwest wind 7 to 9 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely

  • Saturday

    Saturday: Rain before 2pm, then showers and possibly a thunderstorm after 2pm.  High near 58. South wind 9 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm, then rain between 8pm and 11pm, then showers and possibly a thunderstorm after 11pm.  Low around 47. South wind 10 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 47 °F

    Showers

  • Sunday

    Sunday: Rain before 11am, then showers likely and possibly a thunderstorm after 11am.  High near 56. South wind around 11 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of rain before 11pm.  Partly cloudy, with a low around 44. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance Rain
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm. High near 60. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 9pm. Mostly cloudy, with a low around 51. South southwest wind 7 to 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain before 2pm, then showers and possibly a thunderstorm after 2pm. High near 58. South wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then rain between 8pm and 11pm, then showers and possibly a thunderstorm after 11pm. Low around 47. South wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday
Rain before 11am, then showers likely and possibly a thunderstorm after 11am. High near 56. South wind around 11 mph becoming west southwest in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 40 percent chance of rain before 11pm. Partly cloudy, with a low around 44. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WSW Petaluma CA
 38.19°N 122.75°W (Elev. 1063 ft)
2:51 am PDT Apr 10, 2026
10am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
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Additional Resources

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