National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

69°F

21°C

Humidity 34%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 11 Nov 09:00 AM PST
Extended Forecast for

17 Miles SW Keyes CA

  • Veterans Day

    Veterans Day: Widespread haze before 10am. Sunny, with a high near 74. Calm wind becoming east southeast 5 to 7 mph in the morning.

    High: 74 °F

    Haze then
    Sunny

  • Tonight

    Tonight: Clear, with a low around 52. Calm wind.

    Low: 52 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 75. South southeast wind 3 to 8 mph. Winds could gust as high as 20 mph.

    High: 75 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. Light southwest wind.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Rain, mainly after 10am. High near 67. South wind 11 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 80%.

    High: 67 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 10pm. Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain after 10am. Mostly sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 4pm. Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

Veterans Day
Widespread haze before 10am. Sunny, with a high near 74. Calm wind becoming east southeast 5 to 7 mph in the morning.
Tonight
Clear, with a low around 52. Calm wind.
Thursday
Increasing clouds, with a high near 75. South southeast wind 3 to 8 mph. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 54. Light southwest wind.
Friday
Rain, mainly after 10am. High near 67. South wind 11 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 80%.
Friday Night
Rain, mainly before 10pm. Low around 50. Chance of precipitation is 90%.
Saturday
A 20 percent chance of rain after 10am. Mostly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 48.
Sunday
A chance of rain after 4pm. Partly sunny, with a high near 63.
Sunday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 49.
Monday
Rain likely. Mostly cloudy, with a high near 58.
Monday Night
A chance of rain. Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SW Keyes CA
 37.38°N 121.14°W (Elev. 302 ft)
Last Update:
1:01 am PST Nov 11, 2026
Forecast Valid:
9am PST Nov 11, 2026-6pm PST Nov 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation