Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

48°F

9°C

Humidity	94%
Wind Speed	S 7 MPH
Barometer	NA
Dewpoint	46°F (8°C)
Visibility	NA
Wind Chill	45°F (7°C)
Last update	27 Jan 08:28 PM PST

More Information:

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

Extended Forecast for

2 Miles NW Brentwood CA

Tonight
Low: 47 °F
Chance Rain
and Patchy
Fog
Wednesday
High: 59 °F
Partly Sunny
Wednesday Night
Low: 42 °F
Partly Cloudy
Thursday
High: 59 °F
Patchy Fog
then Sunny
Thursday Night
Low: 42 °F
Mostly Cloudy
Friday
High: 60 °F
Patchy Fog
then Mostly
Cloudy
Friday Night
Low: 44 °F
Mostly Cloudy
Saturday
High: 62 °F
Mostly Cloudy
Saturday Night
Low: 44 °F
Mostly Cloudy

Detailed Forecast

Tonight

A 40 percent chance of rain. Patchy fog after 3am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 47. Calm wind becoming south around 6 mph. New precipitation amounts of less than a tenth of an inch possible.

Wednesday

Partly sunny, with a high near 59. North northwest wind 3 to 7 mph.

Wednesday Night

Partly cloudy, with a low around 42. Light west wind.

Thursday

Patchy fog before 9am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming north around 5 mph in the afternoon.

Thursday Night

Mostly cloudy, with a low around 42. Calm wind.

Friday

Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 60.

Friday Night

Mostly cloudy, with a low around 44.