Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Concord, Buchanan Field (KCCR)

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

Clear

86°F

30°C

Humidity 22%
Wind Speed W 9 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Aug 05:35 PM PDT
Extended Forecast for

3 Miles NE Walnut Creek CA

  • Tonight

    Tonight: Increasing clouds, with a low around 58. South southwest wind around 7 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90. West southwest wind around 7 mph.

    High: 90 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60. Southwest wind around 8 mph.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 91. West southwest wind 6 to 8 mph.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60. Southwest wind around 9 mph.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 58. South southwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 90. West southwest wind around 7 mph.
Tuesday Night
Partly cloudy, with a low around 60. Southwest wind around 8 mph.
Wednesday
Sunny, with a high near 91. West southwest wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 60. Southwest wind around 9 mph.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Walnut Creek CA
 37.93°N 122.02°W (Elev. 197 ft)
1:26 pm PDT Aug 17, 2026
5pm PDT Aug 17, 2026-6pm PDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database