Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Port Chicago (PCOC1)

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

53°F

12°C

Humidity	NA
Wind Speed	S 8 MPH
Barometer	29.91 in (1012.87 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

5 Miles NW Concord CA

This Afternoon
High: 58 °F
Showers
Likely
Tonight
Low: 45 °F
Chance
Showers then
Partly Cloudy
Monday
High: 64 °F
Mostly Sunny
Monday Night
Low: 46 °F
Mostly Clear
Tuesday
High: 64 °F
Sunny
Tuesday Night
Low: 46 °F
Mostly Clear
Wednesday
High: 66 °F
Partly Sunny
Wednesday Night
Low: 48 °F
Partly Cloudy
Thursday
High: 68 °F
Sunny

Detailed Forecast

This Afternoon

Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 58. Southwest wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A 30 percent chance of showers, mainly between 7pm and 11pm. Partly cloudy, with a low around 45. West southwest wind 5 to 10 mph becoming light south southwest after midnight.

Monday

Mostly sunny, with a high near 64. Calm wind becoming west 5 to 8 mph in the afternoon.

Monday Night

Mostly clear, with a low around 46. West southwest wind around 8 mph.

Tuesday

Sunny, with a high near 64. West southwest wind 6 to 9 mph.

Tuesday Night

Mostly clear, with a low around 46.

Wednesday

Partly sunny, with a high near 66.

Wednesday Night

Partly cloudy, with a low around 48.