Showers and Thunderstorms for the East; Cooler Temperatures Return Sunday into Early Week

Showers and thunderstorms will accompany a cold front that will move across the eastern third of the country through Sunday. In the wake of this front, cooler temperatures will follow for most areas east of the Rockies. A wet pattern is expected to unfold across most of Florida this week with a persistent onshore flow and increase rip currents. For Hawaii, a return toward more rain the week ahead. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

59°F

15°C

Humidity 36%
Wind Speed E 6 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 05 Apr 06:00 AM PDT
Extended Forecast for

3 Miles S Clayton CA

  • Today

    Today: Mostly sunny, with a high near 78. East southeast wind 5 to 7 mph becoming north in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 68. West wind 11 to 13 mph, with gusts as high as 23 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. West southwest wind around 15 mph, with gusts as high as 28 mph.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. West southwest wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A chance of rain, mainly after 11am.  Partly sunny, with a high near 65.

    High: 65 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 78. East southeast wind 5 to 7 mph becoming north in the afternoon.
Tonight
Partly cloudy, with a low around 53. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 68. West wind 11 to 13 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 50. West southwest wind around 15 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 66. West southwest wind 10 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 56.
Thursday
A chance of rain, mainly after 11am. Partly sunny, with a high near 65.
Thursday Night
A chance of rain, mainly before 11pm. Partly cloudy, with a low around 53.
Friday
A chance of rain. Partly sunny, with a high near 65.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Clayton CA
 37.9°N 121.92°W (Elev. 1900 ft)
1:46 am PDT Apr 5, 2026
7am PDT Apr 5, 2026-6pm PDT Apr 11, 2026
 
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