Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

58°F

14°C

Humidity	53%
Wind Speed	N 5 MPH
Barometer	NA
Dewpoint	41°F (5°C)
Visibility	NA
Last update	14 Jan 11:28 AM PST

More Information:

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

Extended Forecast for

5 Miles N Discovery Bay CA

This Afternoon
High: 60 °F
Sunny
Tonight
Low: 40 °F
Patchy Dense
Fog
Thursday
High: 61 °F
Patchy Dense
Fog then
Sunny
Thursday Night
Low: 42 °F
Mostly Clear
then Patchy
Fog
Friday
High: 61 °F
Patchy Fog
then Sunny
Friday Night
Low: 41 °F
Mostly Clear
Saturday
High: 60 °F
Patchy Fog
then Mostly
Sunny
Saturday Night
Low: 42 °F
Partly Cloudy
then Patchy
Fog
Sunday
High: 60 °F
Patchy Fog
then Mostly
Sunny

Detailed Forecast

This Afternoon

Sunny, with a high near 60. North northeast wind around 5 mph.

Tonight

Patchy dense fog before 9pm, then patchy dense fog after 10pm. Otherwise, partly cloudy, with a low around 40. Calm wind.

Thursday

Patchy dense fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 61. Calm wind becoming north northeast around 5 mph in the afternoon.

Thursday Night

Patchy fog after 5am. Otherwise, mostly clear, with a low around 42. Calm wind.

Friday

Patchy fog before 8am. Otherwise, sunny, with a high near 61. Calm wind becoming north northeast around 5 mph in the afternoon.

Friday Night

Mostly clear, with a low around 41.

Saturday

Patchy fog before 10am. Otherwise, mostly sunny, with a high near 60.

Saturday Night

Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 42.

Sunday

Patchy fog before 8am. Otherwise, mostly sunny, with a high near 60.