Showers and Storms continue across the East; Heat, Critical Fire Weather, Drought, and Poor Air Quality continues in the West

A series of fronts will focus locally heavy showers and storms across portions of the central and eastern U.S. through the end of the workweek. Dangerous to extreme heat continues across the Southwest U.S., eventually spreading eastward over the weekend into early next week. Elevated fire weather conditions continue across the Great Basin, with degraded air quality lingering across the Northwest. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

75°F

24°C

Humidity 40%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 05 Aug 12:00 AM PDT
Extended Forecast for

23 Miles E Mount Hamilton CA

  • Overnight

    Overnight: Clear, with a low around 68. West southwest wind around 5 mph.

    Low: 68 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. Light and variable wind becoming east 5 to 7 mph in the morning.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 68. West southwest wind 3 to 7 mph.

    Low: 68 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 72. West wind 3 to 8 mph.

    Low: 72 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 74.

    Low: 74 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 102.

    High: 102 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 75.

    Low: 75 °F

    Clear

Detailed Forecast

Overnight
Clear, with a low around 68. West southwest wind around 5 mph.
Wednesday
Sunny and hot, with a high near 96. Light and variable wind becoming east 5 to 7 mph in the morning.
Wednesday Night
Clear, with a low around 68. West southwest wind 3 to 7 mph.
Thursday
Sunny and hot, with a high near 97. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon.
Thursday Night
Clear, with a low around 72. West wind 3 to 8 mph.
Friday
Sunny and hot, with a high near 100.
Friday Night
Clear, with a low around 74.
Saturday
Sunny and hot, with a high near 102.
Saturday Night
Clear, with a low around 75.
Sunday
Sunny and hot, with a high near 101.
Sunday Night
Mostly clear, with a low around 72.
Monday
Mostly sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles E Mount Hamilton CA
 37.32°N 121.24°W (Elev. 1316 ft)
11:31 pm PDT Aug 4, 2026
12am PDT Aug 5, 2026-6pm PDT Aug 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database