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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

N/A

Humidity 25%
Wind Speed SE 9 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 10 Aug 02:28 AM PDT
Extended Forecast for

5 Miles E Clayton CA

  • Overnight

    Overnight: Mostly clear, with a low around 65. West southwest wind 9 to 13 mph.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 91. West southwest wind 5 to 9 mph becoming north northwest in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66. West southwest wind 6 to 13 mph, with gusts as high as 18 mph.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 86. West southwest wind 8 to 11 mph.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. West southwest wind 13 to 16 mph, with gusts as high as 21 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 65. West southwest wind 9 to 13 mph.
Sunday
Mostly sunny, with a high near 91. West southwest wind 5 to 9 mph becoming north northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 66. West southwest wind 6 to 13 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 86. West southwest wind 8 to 11 mph.
Monday Night
Mostly clear, with a low around 62. West southwest wind 13 to 16 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Clayton CA
 37.95°N 121.85°W (Elev. 1201 ft)
Last Update:
1:46 am PDT Aug 23, 2026
Forecast Valid:
3am PDT Aug 23, 2026-6pm PDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation