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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

42°F

6°C

Humidity 95%
Wind Speed ENE 9 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 06 Dec 01:00 PM PST
Extended Forecast for

19 Miles ENE Mount Hamilton CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 52. North northeast wind around 6 mph.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 55. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. Light west northwest wind.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 55. Light and variable wind becoming north around 6 mph in the morning.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 52. North northeast wind around 6 mph.
Tonight
Mostly clear, with a low around 45. Calm wind.
Sunday
Mostly sunny, with a high near 55. Calm wind becoming northeast around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 44. Light west northwest wind.
Monday
Sunny, with a high near 55. Light and variable wind becoming north around 6 mph in the morning.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles ENE Mount Hamilton CA
 37.42°N 121.32°W (Elev. 2201 ft)
Last Update:
1:20 pm PST Dec 6, 2025
Forecast Valid:
2pm PST Dec 6, 2025-6pm PST Dec 12, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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