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

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. 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 SW 10 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

5 Miles N Concord CA

  • Overnight

    Overnight: Mostly clear, with a low around 58. Southwest wind around 16 mph, with gusts as high as 23 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. West wind 13 to 15 mph, with gusts as high as 22 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 58. Southwest wind around 14 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. West southwest wind 11 to 13 mph, with gusts as high as 20 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 58. Southwest wind around 14 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Thursday Night

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

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 58. Southwest wind around 16 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 78. West wind 13 to 15 mph, with gusts as high as 22 mph.
Monday Night
Clear, with a low around 58. Southwest wind around 14 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 79. West southwest wind 11 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Clear, with a low around 58. Southwest wind around 14 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 90.
Friday Night
Clear, with a low around 62.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Concord CA
 38.04°N 121.99°W (Elev. 16 ft)
Last Update:
1:25 am PDT Aug 18, 2025
Forecast Valid:
1am PDT Aug 18, 2025-6pm PDT Aug 24, 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