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

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

Concord, Buchanan Field (KCCR)

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

Mist

45°F

7°C

Humidity 100%
Wind Speed NW 4 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 45°F (7°C)
Visibility 1.50 mi
Wind Chill43°F (6°C)
Last update 05 Feb 06:26 AM PST
Extended Forecast for

Walnut Creek CA

  • Today

    Today: Patchy fog before 9am. Otherwise, sunny, with a high near 69. North northeast wind around 6 mph.

    High: 69 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 69. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 69 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 46. Light west southwest wind.

    Low: 46 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 67. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 67 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Areas of fog before 8am. Otherwise, partly sunny, with a high near 67.

    High: 67 °F

    Areas Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, sunny, with a high near 69. North northeast wind around 6 mph.
Tonight
Mostly cloudy, with a low around 48. Calm wind.
Friday
Partly sunny, with a high near 69. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 46. Light west southwest wind.
Saturday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 67. Calm wind becoming west northwest around 5 mph in the afternoon.
Saturday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 46.
Sunday
Areas of fog before 8am. Otherwise, partly sunny, with a high near 67.
Sunday Night
A slight chance of rain. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49.
Monday
Mostly cloudy, with a high near 62.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 42.
Tuesday
A chance of rain. Mostly sunny, with a high near 59.
Tuesday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 41.
Wednesday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.92°N 122.05°W (Elev. 197 ft)
Last Update:
1:47 am PST Feb 5, 2026
Forecast Valid:
6am PST Feb 5, 2026-6pm PST Feb 11, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation