Pacific Storm Moves Inland; Clipper System for the Northeast; Strong Storm Impacting Alaska

A Pacific system will bring low elevation rain and isolated thunderstorms to California tonight. Heavy snow is expected for the Sierra Nevada through late tomorrow. In the Northeast, snow may cause hazardous travel this evening into tomorrow. In Alaska, a powerful storm will bring dangerous seas, blizzard conditions, strong winds and bitterly cold across the state through mid-week. Read More >

Current conditions at

Concord, Buchanan Field (KCCR)

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

Overcast

54°F

12°C

Humidity 93%
Wind Speed ENE 8 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 52°F (11°C)
Visibility 7.00 mi
Last update 10 Feb 11:15 PM PST
Extended Forecast for

Walnut Creek CA

  • Tonight

    Tonight: Rain, mainly before 4am.  Steady temperature around 51. Southeast wind 6 to 8 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Rain

  • Wednesday

    Wednesday: Rain, with thunderstorms also possible after 1pm.  High near 60. South southeast wind around 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 44. Southeast wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain Likely
    then Chance
    Rain

  • Thursday

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

    High: 62 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Light west southwest wind.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

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

    High: 60 °F

    Cloudy then
    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of rain, mainly after 10pm.  Cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Tonight
Rain, mainly before 4am. Steady temperature around 51. Southeast wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, with thunderstorms also possible after 1pm. High near 60. South southeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 44. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 62. Calm wind becoming north northeast around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 43. Light west southwest wind.
Friday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
A slight chance of rain after 4pm. Cloudy, with a high near 60.
Saturday Night
A chance of rain, mainly after 10pm. Cloudy, with a low around 45.
Sunday
Rain likely. Mostly cloudy, with a high near 59.
Sunday Night
Rain. Mostly cloudy, with a low around 43.
Washington's Birthday
Rain. Mostly cloudy, with a high near 56.
Monday Night
Rain. Cloudy, with a low around 42.
Tuesday
Rain. Cloudy, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.92°N 122.05°W (Elev. 197 ft)
10:42 pm PST Feb 10, 2026
11pm PST Feb 10, 2026-6pm PST Feb 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database