Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Port Chicago (PCOC1)

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

NA

67°F

19°C

Humidity NA
Wind Speed WNW 5 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

3 Miles WNW Pittsburg CA

Heat Advisory March 16, 10:00am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: Sunny, with a high near 78. West northwest wind around 8 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. West southwest wind around 7 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84. West wind 6 to 8 mph becoming north in the morning.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. North northwest wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 78. West northwest wind around 8 mph.
Tonight
Mostly clear, with a low around 54. West southwest wind around 7 mph.
Sunday
Mostly sunny, with a high near 84. West wind 6 to 8 mph becoming north in the morning.
Sunday Night
Partly cloudy, with a low around 56. North northwest wind 5 to 7 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 86. Calm wind becoming north northeast around 5 mph in the afternoon.
Monday Night
Clear, with a low around 59.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Sunny, with a high near 92.
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)
1:26 pm PDT Mar 14, 2026
2pm PDT Mar 14, 2026-6pm PDT Mar 20, 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