Storm Systems to Impact the Central and Eastern U.S. Through the Weekend
Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >
Current conditions at
SJSU - Mount Diablo Summit Museum Rooftop (SJS02)
Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.NA
52°F
11°C
| Humidity | 18% |
| Wind Speed | N 5 MPH |
| Barometer | NA |
| Dewpoint | 10°F (-12°C) |
| Visibility | NA |
| Last update | 11 Jan 05:20 AM PST |
Extended Forecast for
3 Miles S Clayton CA
Today
High: 53 °F
Mostly Sunny
Tonight
Low: 42 °F
Mostly Clear
Monday
High: 52 °F
Sunny
Monday Night
Low: 40 °F
Mostly Clear
Tuesday
High: 55 °F
Sunny
Tuesday Night
Low: 42 °F
Mostly Clear
Wednesday
High: 56 °F
Sunny
Wednesday Night
Low: 42 °F
Mostly Clear
Thursday
High: 57 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 53. East northeast wind around 6 mph.
Tonight
Mostly clear, with a low around 42. Light east wind.
Monday
Sunny, with a high near 52. Northeast wind around 6 mph.
Monday Night
Mostly clear, with a low around 40. Northeast wind around 6 mph.
Tuesday
Sunny, with a high near 55. Northeast wind around 8 mph.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 43.
Saturday
Mostly sunny, with a high near 56.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles S Clayton CA
37.9°N 121.92°W (Elev. 1900 ft)
37.9°N 121.92°W (Elev. 1900 ft)
12:26 am PST Jan 11, 2026
5am PST Jan 11, 2026-6pm PST Jan 17, 2026
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