Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

Port Chicago (PCOC1)

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

NA

63°F

17°C

Humidity NA
Wind Speed S 8 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

3 Miles WNW Pittsburg CA

Heat Advisory March 18, 03:30am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 18, 03:30am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 60. West southwest wind 3 to 6 mph.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Light and variable wind becoming north northeast around 6 mph in the morning.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 61. West southwest wind around 6 mph becoming light and variable  after midnight.

    Low: 61 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 54. Calm wind.
Wednesday
Sunny, with a high near 89. Calm wind becoming north northeast around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 60. West southwest wind 3 to 6 mph.
Thursday
Sunny, with a high near 90. Light and variable wind becoming north northeast around 6 mph in the morning.
Thursday Night
Clear, with a low around 61. West southwest wind around 6 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Partly sunny, with a high near 80.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 79.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Pittsburg CA
 38.03°N 121.93°W (Elev. 30 ft)
1:59 am PDT Mar 18, 2026
3am PDT Mar 18, 2026-6pm PDT Mar 24, 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