Fire Weather Concerns for the Plains; Record Warmth Spreads

Dry and breezy conditions prevail across the High Plains where elevated to locally critical conditions continue through today. Meanwhile, record warmth increases and spreads across the South, Southwest and into southern California into this last weekend of February. Meanwhile, a fast moving system moves across the central Plains then off the mid-Atlantic by this evening. 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: Mostly sunny, with a high near 63. North wind around 6 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. West wind 6 to 8 mph.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 66. North northeast wind around 7 mph.

    High: 66 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54. North wind around 6 mph becoming west southwest after midnight.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 64. South wind 6 to 8 mph becoming west in the afternoon.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Cloudy, with a low around 51.

    Low: 51 °F

    Cloudy

  • Sunday

    Sunday: A 10 percent chance of rain after 4pm.  Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain before 10pm.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 63. North wind around 6 mph.
Tonight
Partly cloudy, with a low around 52. West wind 6 to 8 mph.
Friday
Partly sunny, with a high near 66. North northeast wind around 7 mph.
Friday Night
Mostly cloudy, with a low around 54. North wind around 6 mph becoming west southwest after midnight.
Saturday
Partly sunny, with a high near 64. South wind 6 to 8 mph becoming west in the afternoon.
Saturday Night
Cloudy, with a low around 51.
Sunday
A 10 percent chance of rain after 4pm. Mostly cloudy, with a high near 58.
Sunday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 61.
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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 26, 2026
6am PST Feb 26, 2026-6pm PST Mar 4, 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