Wintry Precipitation for the Northeast; Increasing Severe Weather Threat from the Plains to the Midwest

Wintry mixed precipitation will spread across the Northeast today, with light snow and ice accumulations forecast through southern New England. Meanwhile, the threat of severe weather will be increasing from the southern Plains to the Midwest, with rounds of showers and thunderstorms, some severe, expected each day through Friday. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

45°F

7°C

Humidity 82%
Wind Speed NW 5 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 03 Mar 03:35 AM PST
Extended Forecast for

4 Miles SSE Clayton CA

  • Today

    Today: Sunny, with a high near 57. West wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 44. West southwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 44 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 56. Breezy, with a west wind 17 to 22 mph, with gusts as high as 36 mph.

    High: 56 °F

    Partly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41. West northwest wind 14 to 21 mph, with gusts as high as 39 mph.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 57. North northwest wind 15 to 21 mph, with gusts as high as 34 mph.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 61. Breezy.

    High: 61 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Clear, with a low around 48. Breezy.

    Low: 48 °F

    Clear and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 57. West wind 6 to 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 44. West southwest wind around 15 mph, with gusts as high as 26 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 56. Breezy, with a west wind 17 to 22 mph, with gusts as high as 36 mph.
Wednesday Night
Clear, with a low around 41. West northwest wind 14 to 21 mph, with gusts as high as 39 mph.
Thursday
Sunny, with a high near 57. North northwest wind 15 to 21 mph, with gusts as high as 34 mph.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 61. Breezy.
Friday Night
Clear, with a low around 48. Breezy.
Saturday
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 65.
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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 am PST Mar 3, 2026
4am PST Mar 3, 2026-6pm PDT Mar 9, 2026
 
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Additional Resources

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