Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

Overcast

59°F

15°C

Humidity 87%
Wind Speed N 3 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 09 Apr 11:35 PM PDT
Extended Forecast for

8 Miles WSW Petaluma CA

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am.  Mostly cloudy, with a low around 52. West southwest wind around 6 mph becoming south southeast after midnight.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm.  High near 60. South southwest wind 6 to 10 mph, with gusts 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: 60 °F

    Showers

  • Friday Night

    Friday Night: 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. 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.

    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

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 52. West southwest wind around 6 mph becoming south southeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 60. South southwest wind 6 to 10 mph, with gusts 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.
Friday Night
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. 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.
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)
11:26 pm PDT Apr 9, 2026
11pm PDT Apr 9, 2026-6pm PDT Apr 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

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