Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

39°F

4°C

Humidity 75%
Wind Speed SSW 14 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill31°F (-1°C)
Last update 19 Feb 08:28 PM PST
Extended Forecast for

6 Miles ESE Clayton CA

Extreme Cold Warning February 20, 01:00am until February 20, 09:00am
Click here for hazard details and duration
Extreme Cold Warning
  • Tonight

    Tonight: Patchy frost after midnight.  Otherwise, mostly clear, with a low around 34. West wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Clear then
    Patchy Frost

  • Friday

    Friday: Areas of frost before 9am.  Otherwise, mostly sunny, with a high near 48. Light and variable wind becoming east around 5 mph in the morning.

    High: 48 °F

    Areas Frost
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy frost after 3am.  Otherwise, partly cloudy, with a low around 36. Southeast wind 3 to 6 mph.

    Low: 36 °F

    Partly Cloudy
    then Patchy
    Frost

  • Saturday

    Saturday: Patchy frost before 7am.  Otherwise, partly sunny, with a high near 54. East southeast wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 54 °F

    Patchy Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 10pm.  Partly cloudy, with a low around 44. South southeast wind around 10 mph, with gusts as high as 23 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 30 percent chance of rain.  Partly sunny, with a high near 62. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Monday

    Monday: A chance of rain.  Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain.  Mostly cloudy, with a low around 55.

    Low: 55 °F

    Rain

Detailed Forecast

Tonight
Patchy frost after midnight. Otherwise, mostly clear, with a low around 34. West wind 6 to 10 mph, with gusts as high as 20 mph.
Friday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 48. Light and variable wind becoming east around 5 mph in the morning.
Friday Night
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 36. Southeast wind 3 to 6 mph.
Saturday
Patchy frost before 7am. Otherwise, partly sunny, with a high near 54. East southeast wind 7 to 10 mph, with gusts as high as 22 mph.
Saturday Night
A 20 percent chance of rain after 10pm. Partly cloudy, with a low around 44. South southeast wind around 10 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 62. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 49.
Monday
A chance of rain. Mostly cloudy, with a high near 63.
Monday Night
Rain. Mostly cloudy, with a low around 55.
Tuesday
Rain. Cloudy, with a high near 58.
Tuesday Night
Rain. Cloudy, with a low around 52.
Wednesday
Rain likely. Mostly cloudy, with a high near 59.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Thursday
A chance of rain. Mostly sunny, with a high near 62.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Clayton CA
 37.93°N 121.85°W (Elev. 787 ft)
8:22 pm PST Feb 19, 2026
9pm PST Feb 19, 2026-6pm PST Feb 26, 2026
 
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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