Current conditions at
DIABLO GRANDE (DBLC1)
Lat: 37.32927°NLon: 121.29538°WElev: 1861.0ft.NA
65°F
18°C
| Humidity | 28% |
| Wind Speed | ENE 5 MPH |
| Barometer | NA |
| Dewpoint | 31°F (-1°C) |
| Visibility | NA |
| Last update | 12 Oct 01:00 PM PDT |
Extended Forecast for
21 Miles E Mount Hamilton CA
Columbus Day

High: 68 °F
Sunny
Tonight

Low: 49 °F
Clear
Tuesday

High: 72 °F
Sunny
Tuesday Night

Low: 53 °F
Clear
Wednesday

High: 77 °F
Sunny
Wednesday Night

Low: 57 °F
Clear
Thursday

High: 80 °F
Sunny
Thursday Night

Low: 62 °F
Clear
Friday

High: 83 °F
Sunny
Detailed Forecast
Columbus Day
Sunny, with a high near 68. North wind 9 to 11 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 49. West wind 5 to 9 mph.
Tuesday
Sunny, with a high near 72. North northwest wind 11 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
Clear, with a low around 53. North northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Wednesday
Sunny, with a high near 77. Calm wind becoming north northeast 5 to 9 mph in the afternoon.
Wednesday Night
Clear, with a low around 57.
Thursday
Sunny, with a high near 80.
Thursday Night
Clear, with a low around 62.
Friday
Sunny, with a high near 83.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 86.
Saturday Night
Clear, with a low around 62.
Sunday
Sunny, with a high near 82.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
21 Miles E Mount Hamilton CA
37.41°N 121.26°W (Elev. 1007 ft)
37.41°N 121.26°W (Elev. 1007 ft)
11:31 am PDT Oct 12, 2026
1pm PDT Oct 12, 2026-6pm PDT Oct 18, 2026


