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
48°F
9°C
| Humidity | 56% |
| Wind Speed | N 12 MPH |
| Barometer | NA |
| Dewpoint | 33°F (1°C) |
| Visibility | NA |
| Wind Chill | 43°F (6°C) |
| Last update | 22 Nov 05:35 AM PST |
Extended Forecast for
2 Miles SSW Clayton CA
Today
High: 58 °F
Sunny
Tonight
Low: 45 °F
Mostly Clear
Sunday
High: 57 °F
Mostly Sunny
Sunday Night
Low: 46 °F
Partly Cloudy
Monday
High: 57 °F
Mostly Sunny
Monday Night
Low: 44 °F
Mostly Clear
Tuesday
High: 57 °F
Mostly Sunny
Tuesday Night
Low: 43 °F
Partly Cloudy
Wednesday
High: 57 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 58. Calm wind becoming north northeast around 6 mph.
Tonight
Mostly clear, with a low around 45. Calm wind.
Sunday
Mostly sunny, with a high near 57. Light and variable wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 46. Light west southwest wind.
Monday
Mostly sunny, with a high near 57. Calm wind becoming north around 6 mph in the morning.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 45.
Thanksgiving Day
Mostly sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 58.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles SSW Clayton CA
37.91°N 121.96°W (Elev. 1299 ft)
37.91°N 121.96°W (Elev. 1299 ft)
12:26 am PST Nov 22, 2025
5am PST Nov 22, 2025-6pm PST Nov 28, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
