Heavy Snow from the Midwest into the Great Lakes; Locally Heavy Rain in the Western Gulf Coast

A significant winter storm will produce a broad area of moderate to heavy snow from the Midwest through the western Great Lakes. Significant snow accumulations of 6-12 inches, and locally more than 1 foot, and gusty wind may cause hazardous travel conditions. Thunderstorms, some severe, and showers may produce locally heavy rain and isolated flash flooding along the western Gulf Coast. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

38°F

3°C

Humidity 100%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 30 Nov 07:00 AM PST
Extended Forecast for

16 Miles SSE Tracy CA

  • Today

    Today: Mostly sunny, with a high near 55. Northwest wind 5 to 7 mph.

    High: 55 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 38. West northwest wind 3 to 6 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 48. West southwest wind around 6 mph becoming east northeast in the afternoon.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50. Light and variable wind becoming north northeast around 6 mph in the morning.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 55. Northwest wind 5 to 7 mph.
Tonight
Partly cloudy, with a low around 38. West northwest wind 3 to 6 mph.
Monday
Sunny, with a high near 48. West southwest wind around 6 mph becoming east northeast in the afternoon.
Monday Night
Mostly clear, with a low around 44. Calm wind.
Tuesday
Sunny, with a high near 50. Light and variable wind becoming north northeast around 6 mph in the morning.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 47.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SSE Tracy CA
 37.51°N 121.37°W (Elev. 3127 ft)
1:21 am PST Nov 30, 2025
7am PST Nov 30, 2025-6pm PST Dec 6, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database