Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Wednesday

In the Upper Midwest, heavy to excessive rain may bring flash and urban flooding through Wednesday. Scattered severe thunderstorms capable of large hail and damaging wind gusts are possible from the central High Plains into the Upper Midwest Wednesday. Extreme heat is ongoing over the Desert Southwest through Thursday. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

Lat: 37.32927°NLon: 121.29538°WElev: 1861.0ft.

NA

76°F

24°C

Humidity 34%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index78°F (26°C)
Last update 07 Jul 08:00 PM PDT
Extended Forecast for

14 Miles NE Mount Hamilton CA

  • Tonight

    Tonight: Clear, with a low around 49. West wind around 7 mph.

    Low: 49 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. West wind 5 to 8 mph becoming north northeast in the morning.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 54. West southwest wind around 7 mph.

    Low: 54 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Light and variable wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 57. West southwest wind around 7 mph.

    Low: 57 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 49. West wind around 7 mph.
Wednesday
Sunny, with a high near 80. West wind 5 to 8 mph becoming north northeast in the morning.
Wednesday Night
Clear, with a low around 54. West southwest wind around 7 mph.
Thursday
Sunny, with a high near 84. Light and variable wind becoming north northwest 5 to 7 mph in the afternoon.
Thursday Night
Clear, with a low around 57. West southwest wind around 7 mph.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NE Mount Hamilton CA
 37.49°N 121.48°W (Elev. 2799 ft)
2:00 pm PDT Jul 7, 2026
8pm PDT Jul 7, 2026-6pm PDT Jul 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database