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Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

53°F

12°C

Humidity 75%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 14 Feb 04:00 PM PST
Extended Forecast for

14 Miles NE Mount Hamilton CA

  • Tonight

    Tonight: A slight chance of rain before 4am, then a slight chance of rain after 5am. Cloudy, then gradually becoming partly cloudy, with a low around 37. South southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Cloudy then
    Slight Chance
    Rain

  • Sunday

    Sunday: Rain likely, mainly after 2pm. Increasing clouds, with a high near 53. South wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain. Low around 37. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 37 °F

    Rain

  • Washington's Birthday

    Washington's Birthday: Rain. High near 46. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 46 °F

    Rain

  • Monday Night

    Monday Night: Rain before 1am, then rain and snow. Low around 33. West southwest wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain then
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow, becoming all rain after 10am. High near 44. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 10pm. Low around 30. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 30 °F

    Rain/Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow likely before 10am, then rain likely. Mostly cloudy, with a high near 46.

    High: 46 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 4am, then a chance of snow. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
A slight chance of rain before 4am, then a slight chance of rain after 5am. Cloudy, then gradually becoming partly cloudy, with a low around 37. South southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday
Rain likely, mainly after 2pm. Increasing clouds, with a high near 53. South wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 37. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Washington's Birthday
Rain. High near 46. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Monday Night
Rain before 1am, then rain and snow. Low around 33. West southwest wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday
Rain and snow, becoming all rain after 10am. High near 44. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday Night
Rain and snow, becoming all snow after 10pm. Low around 30. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Wednesday
Snow likely before 10am, then rain likely. Mostly cloudy, with a high near 46.
Wednesday Night
Rain and snow likely before 4am, then a chance of snow. Mostly cloudy, with a low around 30.
Thursday
A chance of snow before 10am, then a chance of rain. Partly sunny, with a high near 46.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
Friday
A chance of rain and snow. Partly sunny, with a high near 49.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 32.
Saturday
A chance of rain and snow. Partly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NE Mount Hamilton CA
 37.49°N 121.48°W (Elev. 2799 ft)
Last Update:
1:21 pm PST Feb 14, 2026
Forecast Valid:
4pm PST Feb 14, 2026-6pm PST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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