Heavy Rainfall Continues 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. Gusty winds and low humidity will promote elevated to critical fire weather conditions from central Georgia into north-central North Carolina Wednesday. 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

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

NA

56°F

13°C

Humidity 48%
Wind Speed WNW 13 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 07 Apr 09:45 PM PDT
Extended Forecast for

4 Miles SSE Clayton CA

  • Tonight

    Tonight: Mostly clear, with a low around 53. West wind around 15 mph, with gusts as high as 28 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. West wind 10 to 17 mph, with gusts as high as 29 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. Southwest wind 11 to 17 mph, with gusts as high as 31 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62. West southwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 11pm.  Partly cloudy, with a low around 54. West wind 9 to 16 mph, with gusts as high as 28 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 11am.  Partly sunny, with a high near 58. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain.  Partly sunny, with a high near 56.

    High: 56 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 53. West wind around 15 mph, with gusts as high as 28 mph.
Wednesday
Sunny, with a high near 66. West wind 10 to 17 mph, with gusts as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 53. Southwest wind 11 to 17 mph, with gusts as high as 31 mph.
Thursday
Mostly sunny, with a high near 62. West southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Thursday Night
A 30 percent chance of showers, mainly after 11pm. Partly cloudy, with a low around 54. West wind 9 to 16 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 58. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 52.
Saturday
A chance of rain. Partly sunny, with a high near 56.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 47.
Sunday
A chance of rain. Partly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Clayton CA
 37.87°N 121.92°W (Elev. 2818 ft)
1:26 pm PDT Apr 7, 2026
10pm PDT Apr 7, 2026-6pm PDT Apr 14, 2026
 
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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