Back-to-Back Storms for the Center of the Nation

These storm systems will bring late season snow, sleet and ice for portions of the northern Plains, upper Midwest and Great Lakes region. Meanwhile, where temperatures are warmer, severe thunderstorms are expected for areas of the Mississippi Valley into the southern Plains. Furthermore, combination of windy and dry conditions will raise fire weather concerns for the southern High Plains. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

37°F

3°C

Humidity 92%
Wind Speed NW 9 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 02 Apr 10:50 AM PDT
Extended Forecast for

Clayton CA

  • Today

    Today: Sunny, with a high near 60. North wind 9 to 16 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 46. North wind 10 to 15 mph becoming light northeast. Winds could gust as high as 26 mph.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 70. North northeast wind 11 to 16 mph, with gusts as high as 29 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 52. East northeast wind 5 to 9 mph.

    Low: 52 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Light east wind becoming east northeast 6 to 11 mph in the morning.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 60. North wind 9 to 16 mph.
Tonight
Clear, with a low around 46. North wind 10 to 15 mph becoming light northeast. Winds could gust as high as 26 mph.
Friday
Sunny, with a high near 70. North northeast wind 11 to 16 mph, with gusts as high as 29 mph.
Friday Night
Clear, with a low around 52. East northeast wind 5 to 9 mph.
Saturday
Sunny, with a high near 77. Light east wind becoming east northeast 6 to 11 mph in the morning.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 55.
Monday
Mostly sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 55.
Wednesday
A chance of rain. Partly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Clayton CA
 37.91°N 121.96°W (Elev. 1299 ft)
8:31 am PDT Apr 2, 2026
11am PDT Apr 2, 2026-6pm PDT Apr 8, 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