Fire Weather Conditions Persist in the Southern Plains; Heavy Rain and Mountain Snow in the Pacific Northwest

A Pacific system will continue to bring moderate to heavy low elevation rain from northern California to western Washington, and heavy snow to the Cascades and Intermountain West over the next several days. Elevated to critical fire weather conditions will persist across the southern Rockies and Southern Plains through Wednesday as gusty winds and dry conditions continue across the region. 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 SSW Clayton CA

  • Tonight

    Tonight: Rain, mainly before 10pm.  Low around 55. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 63. Southwest wind around 6 mph becoming west northwest in the afternoon.

    High: 63 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. West wind around 6 mph becoming south after midnight.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. Calm wind becoming north northeast around 5 mph in the morning.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. Light west southwest wind.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Friday Night

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

    Low: 53 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly before 10pm. Low around 55. South southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly cloudy, with a high near 63. Southwest wind around 6 mph becoming west northwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 50. West wind around 6 mph becoming south after midnight.
Thursday
Mostly sunny, with a high near 67. Calm wind becoming north northeast around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 52. Light west southwest wind.
Friday
Partly sunny, with a high near 68.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
Partly sunny, with a high near 68.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
A slight chance of rain after 4pm. Partly sunny, with a high near 63.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Clayton CA
 37.91°N 121.96°W (Elev. 1299 ft)
1:26 pm PST Feb 24, 2026
7pm PST Feb 24, 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