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

Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

NA

55°F

13°C

Humidity 35%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 07 Feb 08:35 AM PST
Extended Forecast for

7 Miles SSW Brentwood CA

  • Today

    Today: Mostly sunny, with a high near 65. West southwest wind 5 to 7 mph becoming calm.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. West southwest wind 6 to 8 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65. West wind 3 to 7 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. West wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 59. North northwest wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly before 4am. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Wednesday

    Wednesday: A slight chance of rain before 10am. Partly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Rain then
    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 65. West southwest wind 5 to 7 mph becoming calm.
Tonight
Mostly clear, with a low around 46. West southwest wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 65. West wind 3 to 7 mph.
Sunday Night
Mostly cloudy, with a low around 50. West wind 9 to 11 mph, with gusts as high as 18 mph.
Monday
Mostly cloudy, with a high near 59. North northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Monday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 47.
Tuesday
A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 53.
Tuesday Night
A chance of rain, mainly before 4am. Mostly cloudy, with a low around 44.
Wednesday
A slight chance of rain before 10am. Partly sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Brentwood CA
 37.83°N 121.74°W (Elev. 932 ft)
Last Update:
1:23 am PST Feb 7, 2026
Forecast Valid:
8am PST Feb 7, 2026-6pm PST Feb 13, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation