A Sweltering Heat Wave For The West

A sweltering heat wave with record breaking temperatures is expected the rest of the week in much of the West, as a large dome of high pressure builds and expands across the region. Numerous excessive heat warnings and advisories are already in effect across Arizona, California and Nevada. Also, locally heavy rain is possible in the Lower Mississippi Valley and Southeast over the next few days. Read More >

Hazardous Weather Conditions

Current conditions at

BLACK DIAMOND (PIBC1)

Lat: 37.95°NLon: 121.884444°WElev: 1600ft.

NA

80°F

27°C

Humidity 29%
Wind Speed WSW 5 MPH
Barometer 1000.0 mb
Dewpoint 45°F (7°C)
Visibility NA
Heat Index79°F (26°C)
Last update 26 May 12:28 AM PDT
Extended Forecast for

4 Miles S Clayton CA

Heat Advisory until May 28, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until May 28, 07:00pm

    NOW until
    7:00pm Thu

    Heat Advisory

  • Overnight

    Overnight: Clear, with a low around 62. West wind around 5 mph becoming calm.

    Clear

    Low: 62 °F

  • Tuesday

    Tuesday: Sunny, with a high near 85. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.

    Sunny

    High: 85 °F

  • Tuesday
    Night

    Tuesday Night: Clear, with a low around 66. West wind 8 to 14 mph, with gusts as high as 21 mph.

    Clear

    Low: 66 °F

  • Wednesday

    Wednesday: Sunny, with a high near 81. Light and variable wind becoming west southwest 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph.

    Sunny

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 58. West wind 9 to 15 mph, with gusts as high as 23 mph.

    Mostly Clear

    Low: 58 °F

  • Thursday

    Thursday: Sunny, with a high near 78.

    Sunny

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 59.

    Partly Cloudy

    Low: 59 °F

  • Friday

    Friday: Partly sunny, with a high near 70.

    Partly Sunny

    High: 70 °F

Detailed Forecast

Overnight
Clear, with a low around 62. West wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 85. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Clear, with a low around 66. West wind 8 to 14 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 81. Light and variable wind becoming west southwest 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 58. West wind 9 to 15 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Partly sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 55.
Saturday
A slight chance of showers. Partly sunny, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
Partly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
A slight chance of showers. Partly sunny, with a high near 58.
Click Map For Forecast
Point Forecast:
4 Miles S Clayton CA
 37.87°N 121.92°W (Elev. 2818 ft)
1:23 am PDT May 26, 2020
1am PDT May 26, 2020-6pm PDT Jun 1, 2020
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database