Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Concord, Buchanan Field (KCCR)

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

Overcast

64°F

18°C

Humidity 67%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 31 Mar 11:30 AM PDT
Extended Forecast for

Walnut Creek CA

  • Today

    Today: Rain likely, mainly between 1pm and 2pm.  Mostly cloudy, with a high near 69. South southwest wind 8 to 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Rain Likely

  • Tonight

    Tonight: A 20 percent chance of rain between 2am and 5am.  Mostly cloudy, with a low around 52. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm.  Mostly cloudy, with a high near 66. South southwest wind 8 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain.  Low around 44. West wind 7 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain

  • Thursday

    Thursday: Sunny, with a high near 68. West northwest wind 5 to 10 mph becoming north in the afternoon.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Rain likely, mainly between 1pm and 2pm. Mostly cloudy, with a high near 69. South southwest wind 8 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 20 percent chance of rain between 2am and 5am. Mostly cloudy, with a low around 52. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Wednesday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 66. South southwest wind 8 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 44. West wind 7 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 68. West northwest wind 5 to 10 mph becoming north in the afternoon.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.92°N 122.05°W (Elev. 197 ft)
11:26 am PDT Mar 31, 2026
11am PDT Mar 31, 2026-6pm PDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database