Current conditions at
DIABLO GRANDE (DBLC1)
Lat: 37.32927°NLon: 121.29538°WElev: 1861.0ft.NA
45°F
7°C
| Humidity | 85% |
| Wind Speed | S 12 MPH |
| Barometer | NA |
| Dewpoint | 41°F (5°C) |
| Visibility | NA |
| Wind Chill | 39°F (4°C) |
| Last update | 11 Oct 06:00 AM PDT |
Extended Forecast for
21 Miles E Mount Hamilton CA
Today

High: 70 °F
Sunny
Tonight
Low: 50 °F
Partly Cloudy
then Slight
Chance RainColumbus Day

High: 66 °F
Mostly Sunny
Monday Night

Low: 50 °F
Mostly Clear
Tuesday

High: 71 °F
Sunny
Tuesday Night

Low: 51 °F
Clear
Wednesday

High: 75 °F
Sunny
Wednesday Night

Low: 55 °F
Clear
Thursday

High: 78 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 70. West wind 6 to 9 mph becoming east in the afternoon.
Tonight
A slight chance of rain between 3am and 4am. Increasing clouds, with a low around 50. Southwest wind 5 to 13 mph becoming south southeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
Mostly sunny, with a high near 66. Light and variable wind becoming east 5 to 8 mph in the morning.
Monday Night
Mostly clear, with a low around 50. Light and variable wind becoming west 5 to 7 mph after midnight.
Tuesday
Sunny, with a high near 71. Light and variable wind becoming north northwest 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Tuesday Night
Clear, with a low around 51.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Clear, with a low around 55.
Thursday
Sunny, with a high near 78.
Thursday Night
Clear, with a low around 59.
Friday
Sunny, with a high near 82.
Friday Night
Clear, with a low around 62.
Saturday
Sunny, with a high near 83.
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)
2:01 am PDT Oct 11, 2026
6am PDT Oct 11, 2026-6pm PDT Oct 17, 2026


