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

Record Breaking Temperatures and Critical Fire Weather

More than 200 record or near record maximum temperatures are forecast across the southern half of the U.S. through the end of this week before additional record temperatures center back over the Southwest U.S. into the Rockies this weekend. Widespread record breaking warmth, low humidity, and gusty winds will produce critical fire weather today in the central Rockies to Plains. Read More >

Current conditions at

Concord, Buchanan Field (KCCR)

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

Clear

55°F

13°C

Humidity 47%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 25 Mar 04:35 AM PDT
Extended Forecast for

Walnut Creek CA

  • Today

    Today: Mostly sunny, with a high near 79. South southwest wind 5 to 9 mph becoming west in the afternoon. Winds could gust as high as 18 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West southwest wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 18 mph.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Light and variable wind becoming north 5 to 7 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. North wind 5 to 7 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 81. Calm wind becoming north around 6 mph in the afternoon.

    High: 81 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 79. South southwest wind 5 to 9 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Tonight
Partly cloudy, with a low around 46. West southwest wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 18 mph.
Thursday
Mostly sunny, with a high near 79. Light and variable wind becoming north 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 53. North wind 5 to 7 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 81. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 52.
Monday
A slight chance of rain. Partly sunny, with a high near 73.
Monday Night
A chance of rain. Mostly cloudy, with a low around 52.
Tuesday
A chance of rain. Partly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.92°N 122.07°W (Elev. 184 ft)
Last Update:
1:56 am PDT Mar 25, 2026
Forecast Valid:
4am PDT Mar 25, 2026-6pm PDT Mar 31, 2026
 
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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