Tracking Areas of Fire Weather, Severe Weather, and Winter Weather

Gusty winds and dry conditions will continue to bring fire weather concerns to the southern Plains through Friday. Severe thunderstorms including a few tornadoes, large hail and damaging wind gusts are expected across parts of the Midwest and lower Ohio Valley today. A Pacific storm will bring low elevation rain and thunderstorms across southern California and heavy snow through the Sierra. Read More >

Hazardous Weather Conditions

Extreme Cold Warning in effect from February 20, 01:00 AM PST until February 20, 09:00 AM PST

Current conditions at

BLACK DIAMOND (PIBC1)

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

44°F

7°C

Humidity	63%
Wind Speed	SSW 28 MPH
Barometer	NA
Dewpoint	32°F (0°C)
Visibility	NA
Wind Chill	34°F (1°C)
Last update	19 Feb 01:28 PM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles ENE Clayton CA

Extreme Cold Warning February 20, 01:00am until February 20, 09:00am

Click here for hazard details and duration

Extreme Cold Warning

This Afternoon
High: 45 °F
Slight Chance
Rain and
Breezy
Tonight
Low: 33 °F
Clear then
Frost
Friday
High: 46 °F
Frost then
Partly Sunny
Friday Night
Low: 36 °F
Patchy Frost
Saturday
High: 53 °F
Partly Sunny
Saturday Night
Low: 44 °F
Slight Chance
Rain
Sunday
High: 61 °F
Chance Rain
Sunday Night
Low: 49 °F
Chance Rain
Monday
High: 61 °F
Chance Rain

Detailed Forecast

This Afternoon

A 20 percent chance of rain before 3pm. Mostly sunny, with a high near 45. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 37 mph.

Tonight

Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 33. West wind 8 to 14 mph, with gusts as high as 23 mph.

Friday

Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 46. Southeast wind around 6 mph becoming northeast in the afternoon.

Friday Night

Patchy frost after 11pm. Otherwise, partly cloudy, with a low around 36. Southeast wind around 8 mph.

Saturday

Partly sunny, with a high near 53. South southeast wind 10 to 13 mph, with gusts as high as 23 mph.

Saturday Night

A 20 percent chance of rain after 10pm. Partly cloudy, with a low around 44. New precipitation amounts of less than a tenth of an inch possible.

Sunday

A 40 percent chance of rain. Partly sunny, with a high near 61.