Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

60°F

16°C

Humidity 59%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 01 Sep 09:00 PM PDT
Extended Forecast for

15 Miles ENE Mount Hamilton CA

  • Tonight

    Tonight: Mostly clear, with a low around 56. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind becoming north 5 to 9 mph in the morning.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. Northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Light and variable wind becoming west 5 to 9 mph in the afternoon.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °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 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 56. West wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 75. Calm wind becoming north 5 to 9 mph in the morning.
Wednesday Night
Mostly clear, with a low around 58. Northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 75. Light and variable wind becoming west 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 61. West wind 5 to 8 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 62.
Sunday
A slight chance of rain. Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 62.
Labor Day
A slight chance of rain. Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 66.
Tuesday
A slight chance of rain. Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ENE Mount Hamilton CA
 37.42°N 121.37°W (Elev. 1601 ft)
2:01 pm PDT Sep 1, 2026
9pm PDT Sep 1, 2026-6pm PDT Sep 8, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database