Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

Port Chicago (PCOC1)

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

NA

69°F

21°C

Humidity NA
Wind Speed N 2 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

5 Miles NW Concord CA

Heat Advisory March 19, 12:09pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 19, 12:09pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. West wind around 5 mph becoming calm  after midnight.

    Low: 59 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 91. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 59. West southwest wind around 7 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 85. West southwest wind 6 to 8 mph.

    High: 85 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 90. North northwest wind around 6 mph.
Tonight
Clear, with a low around 59. West wind around 5 mph becoming calm after midnight.
Friday
Sunny, with a high near 91. Calm wind becoming north northeast around 5 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 59. West southwest wind around 7 mph.
Saturday
Partly sunny, with a high near 85. West southwest wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Concord CA
 38.04°N 122.05°W (Elev. 3 ft)
5:12 am PDT Mar 19, 2026
12pm PDT Mar 19, 2026-6pm PDT Mar 25, 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