Unsettled Weather in the West; Marine and Coastal Impacts Along the East Coast

A series of Pacific fronts will bring periodic waves of showers and thunderstorms to parts of the Great Basin and Pacific Northwest the next few days. Swells, high surf, dangerous rip currents and areas of coastal flooding continue along much of the East Coast from both Humberto and Imelda. Unseasonably hot temperatures continue for much of the Plains and Midwest through the remainder of the week. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

Lat: 37.95°NLon: 121.88444°WElev: 1600.0ft.

NA

65°F

18°C

Humidity 60%
Wind Speed NNE 9 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 01 Oct 11:28 AM PDT
Extended Forecast for

Brentwood CA

  • This Afternoon

    This Afternoon: A 30 percent chance of rain.  Partly sunny, with a steady temperature around 74. Light and variable wind becoming north northwest 5 to 8 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance Rain

  • Tonight

    Tonight: A 40 percent chance of rain.  Mostly cloudy, with a low around 64. Calm wind becoming west northwest around 6 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Chance Rain

  • Thursday

    Thursday: A 10 percent chance of rain before 11am.  Partly sunny, with a high near 76. West northwest wind 6 to 9 mph.

    High: 76 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. West wind 6 to 10 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. Northwest wind 5 to 8 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Partly sunny, with a steady temperature around 74. Light and variable wind becoming north northwest 5 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 40 percent chance of rain. Mostly cloudy, with a low around 64. Calm wind becoming west northwest around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 10 percent chance of rain before 11am. Partly sunny, with a high near 76. West northwest wind 6 to 9 mph.
Thursday Night
Mostly clear, with a low around 56. West wind 6 to 10 mph.
Friday
Sunny, with a high near 78. Northwest wind 5 to 8 mph.
Friday Night
Clear, with a low around 57.
Saturday
Sunny, with a high near 83.
Saturday Night
Clear, with a low around 57.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Brentwood CA
 37.93°N 121.7°W (Elev. 75 ft)
3:24 am PDT Oct 1, 2025
12pm PDT Oct 1, 2025-6pm PDT Oct 7, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database