Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

44°F

7°C

Humidity 99%
Wind Speed SSW 9 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 01 Apr 06:45 AM PDT
Extended Forecast for

3 Miles SSE Clayton CA

  • Today

    Today: Rain likely, mainly before noon.  Partly sunny, with a high near 56. South southwest wind 16 to 21 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain Likely

  • Tonight

    Tonight: Rain, mainly before 2am.  Low around 45. West wind 16 to 21 mph, with gusts as high as 34 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Rain

  • Thursday

    Thursday: Sunny, with a high near 57. North northwest wind 11 to 16 mph, with gusts as high as 28 mph.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 48. Northwest wind 10 to 14 mph, with gusts as high as 29 mph.

    Low: 48 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 66. North northeast wind 13 to 15 mph, with gusts as high as 32 mph.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

Today
Rain likely, mainly before noon. Partly sunny, with a high near 56. South southwest wind 16 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly before 2am. Low around 45. West wind 16 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Sunny, with a high near 57. North northwest wind 11 to 16 mph, with gusts as high as 28 mph.
Thursday Night
Clear, with a low around 48. Northwest wind 10 to 14 mph, with gusts as high as 29 mph.
Friday
Sunny, with a high near 66. North northeast wind 13 to 15 mph, with gusts as high as 32 mph.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Clayton CA
 37.9°N 121.9°W (Elev. 1814 ft)
2:36 am PDT Apr 1, 2026
9am PDT Apr 1, 2026-6pm PDT Apr 7, 2026
 
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