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

36°F

2°C

Humidity 100%
Wind Speed WNW 15 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 02 Apr 04:30 AM PDT
Extended Forecast for

3 Miles S Clayton CA

  • Today

    Today: Sunny, with a high near 56. West northwest wind 10 to 16 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 45. North wind 7 to 16 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 66. North northeast wind 10 to 16 mph, with gusts as high as 31 mph.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 51. North northeast wind 5 to 9 mph becoming calm  after midnight.

    Low: 51 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 73. Calm wind becoming east 5 to 9 mph in the morning.

    High: 73 °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 76.

    High: 76 °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 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 56. West northwest wind 10 to 16 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Tonight
Clear, with a low around 45. North wind 7 to 16 mph, with gusts as high as 30 mph.
Friday
Sunny, with a high near 66. North northeast wind 10 to 16 mph, with gusts as high as 31 mph.
Friday Night
Clear, with a low around 51. North northeast wind 5 to 9 mph becoming calm after midnight.
Saturday
Sunny, with a high near 73. Calm wind becoming east 5 to 9 mph in the morning.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 55.
Monday
Mostly sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 54.
Wednesday
A chance of rain. Partly sunny, with a high near 65.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Clayton CA
 37.9°N 121.92°W (Elev. 1900 ft)
8:31 am PDT Apr 2, 2026
9am 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