Current conditions at

Port Chicago (PCOC1)

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

NA

68°F

20°C

Humidity NA
Wind Speed SSW 5 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

4 Miles WNW Pittsburg CA

Heat Advisory October 3, 11:00am until October 5, 10:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Partly cloudy, with a low around 66. West southwest wind around 7 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 94. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. West southwest wind 5 to 7 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 92. Calm wind becoming north northeast around 6 mph in the morning.

    High: 92 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. West southwest wind 5 to 7 mph.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 70.

    Low: 70 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 70.

    Low: 70 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 66. West southwest wind around 7 mph.
Saturday
Sunny, with a high near 94. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 72. West southwest wind 5 to 7 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 92. Calm wind becoming north northeast around 6 mph in the morning.
Sunday Night
Mostly clear, with a low around 69. West southwest wind 5 to 7 mph.
Monday
Sunny, with a high near 93.
Monday Night
Clear, with a low around 70.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Clear, with a low around 70.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 68.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 81.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Pittsburg CA
 38.05°N 121.96°W (Elev. 3 ft)
2:11 am PDT Oct 3, 2026
2am PDT Oct 3, 2026-6pm PDT Oct 9, 2026
 
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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