Severe Thunderstorms and Heavy Rain Across the Central US; Wintry Mix in the Northern Plains and Northeast

Severe thunderstorms and flash flooding are possible across the central U.S. through Saturday. Large hail, damaging winds, and tornadoes are all possible. There is an increased threat for wildfire development in the southern to central High Plains. A wintry mix of snow, sleet and freezing rain are forecast across portions of the northern Plains and central New England into early Friday morning. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

50°F

10°C

Humidity 43%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Wind Chill48°F (9°C)
Last update 05 Mar 03:05 PM PST
Extended Forecast for

4 Miles SSE Clayton CA

  • Tonight

    Tonight: Clear, with a low around 51. Breezy, with a north wind 17 to 26 mph, with gusts as high as 55 mph.

    Low: 51 °F

    Clear then
    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 67. Breezy, with a north wind 20 to 23 mph, with gusts as high as 41 mph.

    High: 67 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Clear, with a low around 57. North wind 18 to 21 mph, with gusts as high as 46 mph.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 74. Breezy, with a north northeast wind 21 to 24 mph, with gusts as high as 44 mph.

    High: 74 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 55. North wind 7 to 14 mph, with gusts as high as 28 mph.

    Low: 55 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 51. Breezy, with a north wind 17 to 26 mph, with gusts as high as 55 mph.
Friday
Sunny, with a high near 67. Breezy, with a north wind 20 to 23 mph, with gusts as high as 41 mph.
Friday Night
Clear, with a low around 57. North wind 18 to 21 mph, with gusts as high as 46 mph.
Saturday
Sunny, with a high near 74. Breezy, with a north northeast wind 21 to 24 mph, with gusts as high as 44 mph.
Saturday Night
Clear, with a low around 55. North wind 7 to 14 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 78.
Sunday Night
Clear, with a low around 49.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Clayton CA
 37.87°N 121.92°W (Elev. 2818 ft)
12:26 pm PST Mar 5, 2026
5pm PST Mar 5, 2026-6pm PDT Mar 12, 2026
 
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Additional Resources

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