Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

43°F

6°C

Humidity 77%
Wind Speed N 14 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 22 Nov 08:20 AM PST
Extended Forecast for

4 Miles SSE Clayton CA

  • Today

    Today: Sunny, with a high near 52. North wind 3 to 5 mph.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Light west wind.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 50. Light and variable wind.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44. West southwest wind 3 to 5 mph.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49. North wind 3 to 5 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 52. North wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 45. Light west wind.
Sunday
Sunny, with a high near 50. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 44. West southwest wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 49. North wind 3 to 5 mph.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 42.
Thanksgiving Day
Mostly sunny, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
A slight chance of rain. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Clayton CA
 37.87°N 121.92°W (Elev. 2818 ft)
7:12 am PST Nov 22, 2025
8am PST Nov 22, 2025-6pm PST Nov 28, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database