Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

63°F

17°C

Humidity 62%
Wind Speed S 6 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 02 Sep 10:00 PM PDT
Extended Forecast for

19 Miles ENE Mount Hamilton CA

  • Tonight

    Tonight: Clear, with a low around 59. Light west southwest wind.

    Low: 59 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 73. Calm wind becoming west 5 to 9 mph in the morning.

    High: 73 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 70. Light and variable wind becoming north 5 to 9 mph in the afternoon.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. North northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 59. Light west southwest wind.
Thursday
Increasing clouds, with a high near 73. Calm wind becoming west 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 62. West wind 5 to 8 mph becoming calm in the evening.
Friday
Sunny, with a high near 70. Light and variable wind becoming north 5 to 9 mph in the afternoon.
Friday Night
Mostly clear, with a low around 63. North northwest wind 5 to 9 mph becoming calm after midnight.
Saturday
Sunny, with a high near 77.
Saturday Night
Clear, with a low around 63.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 64.
Labor Day
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles ENE Mount Hamilton CA
 37.42°N 121.32°W (Elev. 2201 ft)
2:01 pm PDT Sep 2, 2026
11pm PDT Sep 2, 2026-6pm PDT Sep 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database