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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

KF6YUA Sebastopol (AR323)

Lat: 38.38033°NLon: 122.82367°WElev: 235.3ft.

NA

54°F

12°C

Humidity 93%
Wind Speed ESE 1 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 52°F (11°C)
Visibility NA
Last update 08 Apr 08:52 PM PDT
Extended Forecast for

3 Miles S Cotati CA

  • Tonight

    Tonight: Patchy dense fog after 1am. Otherwise, mostly cloudy, with a low around 51. West wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Cloudy
    then Patchy
    Dense Fog

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 2pm, then a chance of showers between 2pm and 3pm. Areas of dense fog before 10am. Otherwise, mostly cloudy, with a high near 67. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers and
    Areas Dense
    Fog

  • Thursday Night

    Thursday Night: A 40 percent chance of showers, mainly after 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 50. West southwest wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after 11am. Areas of fog before 11am. High near 64. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers and
    Areas Fog

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 48. Southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 59. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers

  • Saturday Night

    Saturday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely, mainly after 11am. Partly sunny, with a high near 60.

    High: 60 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A chance of rain before 11pm. Partly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain
    then Mostly
    Clear

Detailed Forecast

Tonight
Patchy dense fog after 1am. Otherwise, mostly cloudy, with a low around 51. West wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers and thunderstorms before 2pm, then a chance of showers between 2pm and 3pm. Areas of dense fog before 10am. Otherwise, mostly cloudy, with a high near 67. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
A 40 percent chance of showers, mainly after 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 50. West southwest wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, then showers and possibly a thunderstorm after 11am. Areas of fog before 11am. High near 64. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 48. Southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 59. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Sunday
Rain likely, mainly after 11am. Partly sunny, with a high near 60.
Sunday Night
A chance of rain before 11pm. Partly cloudy, with a low around 38.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Cotati CA
 38.29°N 122.69°W (Elev. 226 ft)
Last Update:
4:51 pm PDT Apr 8, 2026
Forecast Valid:
9pm PDT Apr 8, 2026-6pm PDT Apr 15, 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