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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.

NA

54°F

12°C

Humidity 38%
Wind Speed E 7 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 05 Dec 01:28 PM PST
Extended Forecast for

Walnut Creek CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 52. North wind 3 to 5 mph.

    High: 52 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog between 11pm and midnight. Otherwise, mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Fog
    then Partly
    Cloudy

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61. Light north wind.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 63. Light and variable wind.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 52. North wind 3 to 5 mph.
Tonight
Patchy fog between 11pm and midnight. Otherwise, mostly clear, with a low around 40. Calm wind.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61. Light north wind.
Saturday Night
Partly cloudy, with a low around 43. Calm wind.
Sunday
Mostly sunny, with a high near 63. Light and variable wind.
Sunday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.9°N 122.07°W (Elev. 203 ft)
Last Update:
1:00 pm PST Dec 5, 2025
Forecast Valid:
2pm PST Dec 5, 2025-6pm PST Dec 11, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation