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

Hazardous Weather Conditions

Current conditions at

Port Chicago (PCOC1)

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

NA

87°F

31°C

Humidity NA
Wind Speed ENE 8 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

5 Miles NW Concord CA

Heat Advisory October 4, 01:01pm until October 7, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory October 4, 01:01pm until October 7, 10:00pm

    NOW until 10:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly cloudy during the early evening, then becoming clear, with a low around 65. Light and variable wind.

    Low: 65 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. Calm wind becoming west around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 66. Light west southwest wind.

    Low: 66 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 98. Light and variable wind becoming west around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

Detailed Forecast

This Afternoon
Mostly cloudy and hot, with a high near 97. Northeast wind around 5 mph becoming light and variable.
Tonight
Mostly cloudy during the early evening, then becoming clear, with a low around 65. Light and variable wind.
Monday
Sunny and hot, with a high near 98. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Clear, with a low around 66. Light west southwest wind.
Tuesday
Sunny and hot, with a high near 98. Light and variable wind becoming west around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 66.
Wednesday
Sunny and hot, with a high near 96.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny, with a high near 91.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Concord CA
 38.04°N 122.05°W (Elev. 3 ft)
Last Update:
12:41 pm PDT Oct 4, 2026
Forecast Valid:
1pm PDT Oct 4, 2026-6pm PDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation