Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Current conditions at

Mount Diablo Summit Museum and Trailhead Rooftop (SJS02)

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

NA

69°F

21°C

Humidity 34%
Wind Speed SSW 14 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 15 Jul 06:05 PM PDT
Extended Forecast for

6 Miles NE San Ramon CA

  • Tonight

    Tonight: Increasing clouds, with a low around 53. West southwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 53 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 71. West southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 71 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 54. West southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 76. West wind 7 to 9 mph, with gusts as high as 18 mph.

    High: 76 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. West southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 53. West southwest wind around 11 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 71. West southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Wednesday Night
Increasing clouds, with a low around 54. West southwest wind around 10 mph, with gusts as high as 21 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 76. West wind 7 to 9 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 55. West southwest wind around 10 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NE San Ramon CA
 37.83°N 121.88°W (Elev. 1913 ft)
1:26 pm PDT Jul 15, 2025
6pm PDT Jul 15, 2025-6pm PDT Jul 22, 2025
 
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Additional Resources

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