Coastal Storm Along the East Coast; Pacific Storm System in the West on Friday

A strengthening coastal storm will bring soaking rains to portions of the Mid-Atlantic and Northeast, with accumulating snow likely across the higher elevations of northern New England through Friday. A Pacific storm system will bring heavy low elevation rain, and gusty winds to northern California and the Pacific Northwest, as well as possible blizzard conditions to the Sierra Nevada on Friday. Read More >

Current conditions at

Port Chicago (PCOC1)

Lat: 38.056°NLon: 122.0395°WElev: 0.0ft.

51°F

11°C

Humidity	NA
Wind Speed	S 2 MPH
Barometer	29.89 in (1012.19 mb)
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

6 Miles NNW Concord CA

Today
High: 69 °F
Mostly Sunny
Tonight
Low: 56 °F
Mostly Clear
then Slight
Chance Rain
Friday
High: 61 °F
Showers and
Breezy
Friday Night
Low: 52 °F
Chance Rain
then Slight
Chance Rain
Saturday
High: 63 °F
Slight Chance
Rain then
Mostly Sunny
Saturday Night
Low: 52 °F
Mostly Cloudy
Sunday
High: 62 °F
Chance Rain
then Rain
Sunday Night
Low: 53 °F
Rain
Monday
High: 59 °F
Chance Rain

Detailed Forecast

Today

Mostly sunny, with a high near 69. Light and variable wind becoming west 5 to 7 mph in the afternoon.

Tonight

A 10 percent chance of rain after 5am. Increasing clouds, with a low around 56. West southwest wind 7 to 16 mph becoming south southeast after midnight. Winds could gust as high as 25 mph.

Friday

Rain and thunderstorms before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then a chance of rain and thunderstorms after 4pm. High near 61. Breezy, with a south southwest wind 23 to 28 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night

A 50 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 52. South southwest wind around 8 mph.

Saturday

A 20 percent chance of rain before 10am. Mostly sunny, with a high near 63. South southeast wind around 6 mph becoming light and variable.

Saturday Night

Mostly cloudy, with a low around 52.

Sunday

Rain, mainly after 4pm. High near 62. Chance of precipitation is 80%.

Sunday Night

Rain. Mostly cloudy, with a low around 53.

Monday

A chance of rain. Mostly cloudy, with a high near 59.