National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. Some snow and a wintry mix is occurring today to the north. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Concord, Buchanan Field (KCCR)

Lat: 37.99167°NLon: 122.05194°WElev: 23.0ft.

Fog

39°F

4°C

Humidity 100%
Wind Speed N 5 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 39°F (4°C)
Visibility 0.50 mi
Wind Chill35°F (2°C)
Last update 05 Dec 05:35 AM PST
Extended Forecast for

4 Miles E Hercules CA

Cold Weather Advisory December 5, 05:58am until December 5, 08:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory December 5, 05:58am until December 5, 08:00am

    NOW until 8:00am Fri

    Cold Weather Advisory

  • Today

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 42. South wind 5 to 7 mph becoming east after midnight.

    Low: 42 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 58. Northeast wind 5 to 7 mph.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. South southeast wind around 6 mph becoming east after midnight.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 60. Light and variable wind becoming west northwest around 6 mph in the afternoon.

    High: 60 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 57. East wind 5 to 7 mph.
Tonight
Increasing clouds, with a low around 42. South wind 5 to 7 mph becoming east after midnight.
Saturday
Mostly sunny, with a high near 58. Northeast wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 45. South southeast wind around 6 mph becoming east after midnight.
Sunday
Partly sunny, with a high near 60. Light and variable wind becoming west northwest around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Hercules CA
 38.01°N 122.18°W (Elev. 597 ft)
Last Update:
1:40 am PST Dec 5, 2025
Forecast Valid:
5am PST Dec 5, 2025-6pm PST Dec 11, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation