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

Hurricane Erin Moving Away from the North Carolina Coast, Dangerous Surf & Rip Currents Continue; Hazardous Heat out West

Tropical storm conditions, storm surge flooding and coastal flooding continue today across the Outer Banks and portions of the Mid-Atlantic coast. Life-threatening rip currents and high surf continue to impact much of the East Coast through the end of the week. Hazardous, record heat will continue across the Western U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

75°F

24°C

Humidity 36%
Wind Speed SSE 4 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 21 Aug 06:28 AM PDT
Extended Forecast for

Clayton CA

Heat Advisory August 21, 10:00am until August 23, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny and hot, with a high near 104. Light west southwest wind becoming west 8 to 13 mph in the morning.

    High: 104 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Southwest wind 7 to 11 mph.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 100. West southwest wind 6 to 11 mph.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. Southwest wind 9 to 13 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 97. West southwest wind 9 to 14 mph.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Mostly sunny and hot, with a high near 104. Light west southwest wind becoming west 8 to 13 mph in the morning.
Tonight
Partly cloudy, with a low around 61. Southwest wind 7 to 11 mph.
Friday
Sunny and hot, with a high near 100. West southwest wind 6 to 11 mph.
Friday Night
Partly cloudy, with a low around 61. Southwest wind 9 to 13 mph.
Saturday
Sunny and hot, with a high near 97. West southwest wind 9 to 14 mph.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clayton CA
 37.94°N 121.94°W (Elev. 400 ft)
Last Update:
1:55 am PDT Aug 21, 2025
Forecast Valid:
6am PDT Aug 21, 2025-6pm PDT Aug 27, 2025
 
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Additional Resources

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