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

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

Concord, Buchanan Field (KCCR)

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

Partly Cloudy

48°F

9°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 11 Feb 11:53 PM PST
Extended Forecast for

Walnut Creek CA

  • Overnight

    Overnight: A 30 percent chance of rain. Mostly cloudy, with a low around 45. Light and variable wind.

    Low: 45 °F

    Chance Rain

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 62. Calm wind becoming north northeast around 6 mph in the morning.

    High: 62 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. Light southwest wind.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog between 9am and 10am. Otherwise, mostly sunny, with a high near 64. Calm wind becoming west around 5 mph in the afternoon.

    High: 64 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. South wind 3 to 6 mph.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 10 percent chance of rain after 4pm. Cloudy, with a high near 60.

    High: 60 °F

    Cloudy then
    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.

    Low: 48 °F

    Rain Likely

  • Sunday

    Sunday: Rain. Cloudy, with a high near 59.

    High: 59 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Cloudy, with a low around 47.

    Low: 47 °F

    Rain

Detailed Forecast

Overnight
A 30 percent chance of rain. Mostly cloudy, with a low around 45. Light and variable wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 62. Calm wind becoming north northeast around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 44. Light southwest wind.
Friday
Patchy fog between 9am and 10am. Otherwise, mostly sunny, with a high near 64. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 44. South wind 3 to 6 mph.
Saturday
A 10 percent chance of rain after 4pm. Cloudy, with a high near 60.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Sunday
Rain. Cloudy, with a high near 59.
Sunday Night
Rain. Cloudy, with a low around 47.
Washington's Birthday
Rain. Cloudy, with a high near 57.
Monday Night
Rain. Mostly cloudy, with a low around 43.
Tuesday
Rain. Mostly cloudy, with a high near 55.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 42.
Wednesday
Rain likely. Mostly cloudy, with a high near 55.
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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:
11:37 pm PST Feb 11, 2026
Forecast Valid:
12am PST Feb 12, 2026-6pm PST Feb 18, 2026
 
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Additional Resources

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Chance of Precipitation