Unsettled Weather in the West; Marine and Coastal Impacts Along the East Coast

A series of Pacific fronts will bring periodic waves of showers and thunderstorms to parts of the Great Basin and Pacific Northwest the next few days. Swells, high surf, dangerous rip currents and areas of coastal flooding continue along much of the East Coast from both Humberto and Imelda. Unseasonably hot temperatures continue for much of the Plains and Midwest through the remainder of the week. Read More >

Current conditions at

Concord, Buchanan Field (KCCR)

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

Overcast

64°F

18°C

Humidity 88%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 61°F (16°C)
Visibility 7.00 mi
Last update 02 Oct 03:05 AM PDT
Extended Forecast for

Walnut Creek CA

  • Overnight

    Overnight: A 40 percent chance of showers.  Mostly cloudy, with a steady temperature around 65. Calm wind.

    Low: 65 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 74. Calm wind becoming west around 6 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 11pm.  Mostly clear, with a low around 56. South southwest wind around 6 mph.

    Low: 56 °F

    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 75. West wind around 6 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 55. West wind around 6 mph becoming calm  in the evening.

    Low: 55 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

Detailed Forecast

Overnight
A 40 percent chance of showers. Mostly cloudy, with a steady temperature around 65. Calm wind.
Thursday
A 30 percent chance of showers, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 74. Calm wind becoming west around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 20 percent chance of showers after 11pm. Mostly clear, with a low around 56. South southwest wind around 6 mph.
Friday
Sunny, with a high near 75. West wind around 6 mph.
Friday Night
Clear, with a low around 55. West wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 81.
Saturday Night
Clear, with a low around 55.
Sunday
Sunny, with a high near 82.
Sunday Night
Clear, with a low around 55.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Clear, with a low around 57.
Wednesday
Sunny, with a high near 84.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.92°N 122.05°W (Elev. 197 ft)
3:10 am PDT Oct 2, 2025
3am PDT Oct 2, 2025-6pm PDT Oct 8, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database