Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Concord, Buchanan Field (KCCR)

Lat: 37.99167°NLon: 122.05194°WElev: 23.0ft.

Clear

64°F

18°C

Humidity 60%
Wind Speed WSW 9 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 20 Jun 08:53 PM PDT
Extended Forecast for

3 Miles N Hercules CA

  • Tonight

    Tonight: Increasing clouds, with a low around 54. Southwest wind 7 to 9 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 72. Southwest wind 7 to 13 mph, with gusts as high as 18 mph.

    High: 72 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 54. Southwest wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 73. Southwest wind 8 to 11 mph.

    High: 73 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 54. Southwest wind 7 to 9 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 72. Southwest wind 7 to 13 mph, with gusts as high as 18 mph.
Sunday Night
Increasing clouds, with a low around 54. Southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 73. Southwest wind 8 to 11 mph.
Monday Night
Partly cloudy, with a low around 55. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Hercules CA
 38.05°N 122.25°W (Elev. 56 ft)
1:26 pm PDT Jun 20, 2026
9pm PDT Jun 20, 2026-6pm PDT Jun 27, 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