Heavy Rainfall in Florida; Critical Fire Weather in the Southeast; Heavy Rain and Flooding Concerns in Hawaii

Thunderstorms and periods of heavy to excessive rainfall will continue over Florida through Thursday; and will begin to impact the central Plains today. Dry and gusty conditions will promote elevated to critical fire weather conditions in the Southeast. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the island chain through the weekend. Read More >

Current conditions at

KF6YUA Sebastopol (AR323)

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

NA

69°F

21°C

Humidity 69%
Wind Speed SSW 5 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 58°F (14°C)
Visibility NA
Last update 08 Apr 03:54 PM PDT
Extended Forecast for

6 Miles SSW Saint Helena CA

  • Tonight

    Tonight: Partly cloudy, with a low around 54. West wind 3 to 8 mph. Winds could gust as high as 18 mph.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly before 3pm.  Mostly sunny, with a high near 64. Light west wind becoming west southwest 5 to 9 mph in the morning.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 54. West southwest wind 5 to 8 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 60. Light south wind becoming south southwest 5 to 9 mph in the morning. Winds could gust as high as 18 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.  Mostly cloudy, with a low around 53. South wind 5 to 8 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 56. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 56 °F

    Showers

  • Saturday Night

    Saturday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 55.

    High: 55 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A chance of rain before 11pm.  Partly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain
    then Mostly
    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. West wind 3 to 8 mph. Winds could gust as high as 18 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly before 3pm. Mostly sunny, with a high near 64. Light west wind becoming west southwest 5 to 9 mph in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54. West southwest wind 5 to 8 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. High near 60. Light south wind becoming south southwest 5 to 9 mph in the morning. Winds could gust as high as 18 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. Mostly cloudy, with a low around 53. South wind 5 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 56. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Sunday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 55.
Sunday Night
A chance of rain before 11pm. Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Saint Helena CA
 38.42°N 122.49°W (Elev. 1627 ft)
2:11 pm PDT Apr 8, 2026
4pm PDT Apr 8, 2026-6pm PDT Apr 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database