Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Current conditions at

Mount Diablo Summit Museum and Trailhead Rooftop (SJS02)

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

NA

27°C

81°F

Humidity 22%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 4°C (39°F)
Visibility NA
Heat Index26°C (79°F)
Last update 13 Jul 03:10 PM PDT
Extended Forecast for

2 Miles SSE Clayton CA

  • Tonight

    Tonight: Clear, with a low around 14. Southwest wind 14 to 18 km/h, with gusts as high as 29 km/h.

    Low: 14 °C

    Clear

  • Monday

    Monday: Sunny, with a high near 32. West southwest wind 13 to 18 km/h, with gusts as high as 35 km/h.

    High: 32 °C

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 14. Southwest wind 16 to 18 km/h, with gusts as high as 35 km/h.

    Low: 14 °C

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 28. West southwest wind 16 to 21 km/h, with gusts as high as 37 km/h.

    High: 28 °C

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14. West southwest wind 18 to 23 km/h, with gusts as high as 39 km/h.

    Low: 14 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 27.

    High: 27 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14.

    Low: 14 °C

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 27.

    High: 27 °C

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 13.

    Low: 13 °C

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 14. Southwest wind 14 to 18 km/h, with gusts as high as 29 km/h.
Monday
Sunny, with a high near 32. West southwest wind 13 to 18 km/h, with gusts as high as 35 km/h.
Monday Night
Clear, with a low around 14. Southwest wind 16 to 18 km/h, with gusts as high as 35 km/h.
Tuesday
Sunny, with a high near 28. West southwest wind 16 to 21 km/h, with gusts as high as 37 km/h.
Tuesday Night
Mostly clear, with a low around 14. West southwest wind 18 to 23 km/h, with gusts as high as 39 km/h.
Wednesday
Sunny, with a high near 27.
Wednesday Night
Mostly clear, with a low around 14.
Thursday
Sunny, with a high near 27.
Thursday Night
Mostly clear, with a low around 13.
Friday
Sunny, with a high near 28.
Friday Night
Mostly clear, with a low around 14.
Saturday
Sunny, with a high near 29.
Saturday Night
Mostly clear, with a low around 14.
Sunday
Sunny, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Clayton CA
 37.92°N 121.93°W (Elev. 600 m)
2:42 pm PDT Jul 13, 2025
3pm PDT Jul 13, 2025-6pm PDT Jul 20, 2025
 
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Additional Resources

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