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Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

49°F

9°C

Humidity 61%
Wind Speed NNE 5 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill47°F (8°C)
Last update 23 Jan 06:00 AM PST
Extended Forecast for

15 Miles S Tracy CA

Dense Fog Advisory January 23, 06:16am until January 23, 11:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory January 23, 06:16am until January 23, 11:00am

    NOW until 11:00am Fri

    Dense Fog Advisory

  • Today

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. West northwest wind 5 to 8 mph.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54. North northwest wind around 10 mph.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. West southwest wind around 6 mph.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 55. East wind 3 to 5 mph.

    High: 55 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 57. Calm wind becoming north northeast around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 37. West northwest wind 5 to 8 mph.
Saturday
Sunny, with a high near 54. North northwest wind around 10 mph.
Saturday Night
Mostly clear, with a low around 36. West southwest wind around 6 mph.
Sunday
Partly sunny, with a high near 55. East wind 3 to 5 mph.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 58.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles S Tracy CA
 37.52°N 121.46°W (Elev. 1969 ft)
1:21 am PST Jan 23, 2026
6am PST Jan 23, 2026-6pm PST Jan 29, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database