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

55°F

13°C

Humidity NA
Wind Speed SSW 3 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

5 Miles NW Concord CA

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

    Overnight: Mostly clear, with a low around 52. Southwest wind around 6 mph.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84. South southwest wind 5 to 7 mph becoming north in the afternoon.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. West northwest wind around 6 mph becoming light and variable  after midnight.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Light and variable wind becoming northeast around 6 mph in the morning.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 56. Northwest wind around 5 mph becoming light and variable  after midnight.

    Low: 56 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 52. Southwest wind around 6 mph.
Sunday
Sunny, with a high near 84. South southwest wind 5 to 7 mph becoming north in the afternoon.
Sunday Night
Mostly clear, with a low around 55. West northwest wind around 6 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 87. Light and variable wind becoming northeast around 6 mph in the morning.
Monday Night
Clear, with a low around 56. Northwest wind around 5 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Clear, with a low around 59.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny, with a high near 91.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 87.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Concord CA
 38.04°N 122.05°W (Elev. 3 ft)
2:40 am PDT Mar 15, 2026
3am PDT Mar 15, 2026-6pm PDT Mar 21, 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