Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. 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

2 Miles SSE Clayton CA

  • Today

    Today: Increasing clouds, with a high near 77. Light and variable wind becoming west 5 to 7 mph in the morning.

    High: 77 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. Southwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65. West southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain after 10pm.  Partly cloudy, with a low around 51. West southwest wind 8 to 11 mph, with gusts as high as 23 mph.

    Low: 51 °F

    Slight Chance
    Rain

  • Monday

    Monday: Mostly sunny, with a high near 65. West northwest wind around 7 mph.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 77. Light and variable wind becoming west 5 to 7 mph in the morning.
Tonight
Mostly cloudy, with a low around 53. Southwest wind around 9 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 65. West southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Sunday Night
A 20 percent chance of rain after 10pm. Partly cloudy, with a low around 51. West southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 65. West northwest wind around 7 mph.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Clear, with a low around 47.
Thursday
Sunny, with a high near 67.
Thursday Night
Clear, with a low around 49.
Friday
Sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Clayton CA
 37.92°N 121.93°W (Elev. 600 ft)
1:21 am PST Feb 28, 2026
5am PST Feb 28, 2026-6pm PST Mar 6, 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