Fire Weather Concerns in the South-Central U.S.; Heavy Precipitation in Northern California and the Great Lakes

Strong winds and dry conditions will promote elevated to critical fire weather conditions across southeast Colorado into the southern Plains and extending into the Ozarks. An atmospheric river will bring heavy rain and a flash flood threat to northern California and heavy mountain snow in the Cascades and Northern Rockies. A clipper system will bring heavy snow to the Great Lakes. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

N/A

Humidity 99%
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 20 Feb 03:25 AM PST
Extended Forecast for

3 Miles SSE Clayton CA

  • This Afternoon

    This Afternoon: Rain.  High near 59. South southwest wind around 10 mph, with gusts as high as 24 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Rain

  • Tonight

    Tonight: Rain likely, mainly before 7pm.  Mostly cloudy, with a low around 54. West southwest wind 6 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Rain Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 61. West northwest wind around 6 mph.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. Northwest wind around 6 mph.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64. North wind around 6 mph.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 4pm.  Partly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny
    then Slight
    Chance Rain

Detailed Forecast

This Afternoon
Rain. High near 59. South southwest wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain likely, mainly before 7pm. Mostly cloudy, with a low around 54. West southwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Partly sunny, with a high near 61. West northwest wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 51. Northwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 64. North wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
A slight chance of rain after 4pm. Partly sunny, with a high near 65.
Saturday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 51.
Sunday
A slight chance of rain. Partly sunny, with a high near 60.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Clayton CA
 37.9°N 121.9°W (Elev. 1814 ft)
12:26 pm PST Feb 24, 2026
12pm PST Feb 24, 2026-6pm PST Mar 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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