Critical Fire Weather Persists in the Southern High Plains; Snow in the Great Lakes into the Northeast

Elevated to critical fire weather conditions will persist across the central and southern High Plains today as gusty winds and dry conditions continue across the region. A clipper system will bring some lake effect snow to the Great Lakes and snow into the Northeast. Well above-average temperatures are expected to expand across much of the West, into the Plains states, and Southeast. 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

4 Miles SSE Clayton CA

  • Today

    Today: Partly sunny, with a high near 58. West wind around 7 mph.

    High: 58 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. North northwest wind 6 to 9 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62. North wind around 7 mph.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. North northwest wind around 6 mph becoming west southwest after midnight.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66. North northeast wind around 6 mph.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 4pm.  Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny
    then Slight
    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 58. West wind around 7 mph.
Tonight
Mostly cloudy, with a low around 50. North northwest wind 6 to 9 mph.
Thursday
Mostly sunny, with a high near 62. North wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 53. North northwest wind around 6 mph becoming west southwest after midnight.
Friday
Mostly sunny, with a high near 66. North northeast wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
A slight chance of rain after 4pm. Partly sunny, with a high near 58.
Sunday Night
A slight chance of rain before 10pm. Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 59.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 62.
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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 Feb 25, 2026
11am PST Feb 25, 2026-6pm PST Mar 3, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database