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

Rain Providing Some Relief to Drought-Stricken Southern U.S.

A storm tracking across the southern U.S. will continue to bring areas of heavy thunderstorms with risks for severe weather and excessive rainfall from Texas to Florida through this weekend. While much of this rainfall will be beneficial to the drought, excessive rainfall may bring areas of flash and urban flooding. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

66°F

19°C

Humidity 62%
Wind Speed S 10 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 01 May 12:28 PM PDT
Extended Forecast for

Clayton CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. West southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Southwest wind around 10 mph, with gusts as high as 22 mph.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 72. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 72 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50. West southwest wind around 11 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 70. West southwest wind 9 to 11 mph, with gusts as high as 23 mph.

    High: 70 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Tuesday

    Tuesday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. West southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 50. Southwest wind around 10 mph, with gusts as high as 22 mph.
Saturday
Partly sunny, with a high near 72. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 50. West southwest wind around 11 mph, with gusts as high as 23 mph.
Sunday
Partly sunny, with a high near 70. West southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Partly sunny, with a high near 70.
Monday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 50.
Tuesday
Partly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clayton CA
 37.94°N 121.94°W (Elev. 400 ft)
Last Update:
11:26 am PDT May 1, 2026
Forecast Valid:
1pm PDT May 1, 2026-6pm PDT May 7, 2026
 
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