Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

66°F

19°C

Humidity 30%
Wind Speed S 9 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 30 Mar 07:28 PM PDT
Extended Forecast for

5 Miles SW Brentwood CA

  • Tonight

    Tonight: A 10 percent chance of rain after 5am.  Mostly cloudy, with a low around 60. West southwest wind 7 to 9 mph.

    Low: 60 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after 2pm.  Mostly cloudy, with a high near 68. Southwest wind 6 to 9 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly before 11pm.  Mostly cloudy, with a low around 55. West southwest wind 6 to 9 mph.

    Low: 55 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain, mainly after 11am.  Partly sunny, with a high near 65. South southwest wind 6 to 14 mph, with gusts as high as 24 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely.  Mostly cloudy, with a low around 51. West southwest wind 10 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Rain Likely

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 60. West southwest wind 7 to 9 mph.
Tuesday
A 40 percent chance of rain, mainly after 2pm. Mostly cloudy, with a high near 68. Southwest wind 6 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 55. West southwest wind 6 to 9 mph.
Wednesday
A 50 percent chance of rain, mainly after 11am. Partly sunny, with a high near 65. South southwest wind 6 to 14 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 51. West southwest wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 65.
Thursday Night
Clear, with a low around 51.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Brentwood CA
 37.87°N 121.77°W (Elev. 758 ft)
1:25 pm PDT Mar 30, 2026
8pm PDT Mar 30, 2026-6pm PDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database