Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

55°F

13°C

Humidity 73%
Wind Speed S 9 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 20 Apr 03:28 PM PDT
Extended Forecast for

4 Miles ENE Clayton CA

  • This Afternoon

    This Afternoon: Rain likely before 5pm, then showers likely and possibly a thunderstorm after 5pm.  Mostly cloudy, with a steady temperature around 59. South southwest wind around 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers
    Likely

  • Tonight

    Tonight: Rain and possibly a thunderstorm.  Low around 52. Breezy, with a south southwest wind 17 to 22 mph decreasing to 8 to 13 mph in the evening. Winds could gust as high as 30 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain likely and possibly a thunderstorm, then showers and possibly a thunderstorm after 10am.  Steady temperature around 53. South southwest wind 9 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 53 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm.  Mostly cloudy, with a low around 47. West southwest wind 11 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers
    Likely then
    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain before 11am.  Mostly sunny, with a high near 58. West wind 8 to 10 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain likely before 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a steady temperature around 59. South southwest wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and possibly a thunderstorm. Low around 52. Breezy, with a south southwest wind 17 to 22 mph decreasing to 8 to 13 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain likely and possibly a thunderstorm, then showers and possibly a thunderstorm after 10am. Steady temperature around 53. South southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 47. West southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of rain before 11am. Mostly sunny, with a high near 58. West wind 8 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Clayton CA
 37.95°N 121.88°W (Elev. 1358 ft)
1:26 pm PDT Apr 20, 2026
4pm PDT Apr 20, 2026-6pm PDT Apr 27, 2026
 
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Additional Resources

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