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

Heavy Rain and Flooding in Florida; Unsettled Weather in the West

A stationary front will produce thunderstorms and heavy rainfall that could lead to local flooding across the Florida Peninsula through midweek. A strong Pacific storm will bring unsettled weather to much of the Western U.S. through Thursday. Heavy rainfall may result in isolated flash flooding near burn scars and sensitive terrain. Isolated dry thunderstorms may lead to fire starts. Read More >

Current conditions at

Mount Diablo Summit Museum and Trailhead Rooftop (SJS02)

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

NA

54°F

12°C

Humidity 92%
Wind Speed SW 15 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 09 Sep 06:35 PM PDT
Extended Forecast for

7 Miles SSW Brentwood CA

  • Tonight

    Tonight: A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 64. West southwest wind 8 to 14 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers. Partly sunny, with a high near 76. Southwest wind 5 to 9 mph, with gusts as high as 20 mph.

    High: 76 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 63. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 11am. Sunny, with a high near 78. West wind 5 to 8 mph.

    High: 78 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 64. West southwest wind 8 to 14 mph, with gusts as high as 25 mph.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 76. Southwest wind 5 to 9 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 63. Southwest wind around 10 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of showers after 11am. Sunny, with a high near 78. West wind 5 to 8 mph.
Thursday Night
Mostly clear, with a low around 63. Southwest wind around 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 84.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 88.
Monday Night
Clear, with a low around 66.
Tuesday
Sunny, with a high near 92.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Brentwood CA
 37.83°N 121.74°W (Elev. 932 ft)
Last Update:
1:31 pm PDT Sep 9, 2025
Forecast Valid:
6pm PDT Sep 9, 2025-6pm PDT Sep 16, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation