National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain in the Southern Appalachians; Fire Weather and Heat in the West; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding today. Gusty winds and low relative humidity will bring critical fire weather conditions to parts of the Great Basin and northern Rockies today and Thursday. Hot to extremely hot temperatures are in place through today across parts of the western U.S. Read More >

Current conditions at

Port Chicago (PCOC1)

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

NA

61°F

16°C

Humidity NA
Wind Speed WSW 18 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

4 Miles NNW Concord CA

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 83. West southwest wind 10 to 14 mph.

    High: 83 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Southwest wind 9 to 13 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 86. West southwest wind 7 to 9 mph.

    High: 86 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 60. South southwest wind 7 to 11 mph.

    Low: 60 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 92. West wind 6 to 14 mph.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 83. West southwest wind 10 to 14 mph.
Tonight
Mostly clear, with a low around 59. Southwest wind 9 to 13 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 86. West southwest wind 7 to 9 mph.
Thursday Night
Clear, with a low around 60. South southwest wind 7 to 11 mph.
Friday
Sunny, with a high near 92. West wind 6 to 14 mph.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 84.
Monday Night
Clear, with a low around 59.
Tuesday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Concord CA
 38.01°N 122.04°W (Elev. 79 ft)
Last Update:
5:12 am PDT Aug 13, 2025
Forecast Valid:
5am PDT Aug 13, 2025-6pm PDT Aug 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation