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

57°F

14°C

Humidity NA
Wind Speed SSW 2 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. West southwest wind around 6 mph.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84. West southwest wind 5 to 8 mph becoming north in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. North northwest wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 57. North northwest wind around 5 mph becoming calm  after midnight.

    Low: 57 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 52. West southwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 84. West southwest wind 5 to 8 mph becoming north in the afternoon.
Sunday Night
Partly cloudy, with a low around 55. North northwest wind 5 to 7 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 86. Calm wind becoming northeast around 6 mph in the afternoon.
Monday Night
Clear, with a low around 57. North northwest wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 90.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Sunny, with a high near 86.
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)
1:26 pm PDT Mar 14, 2026
12am 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