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

Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

60°F

16°C

Humidity 26%
Wind Speed SE 10 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 18 Jan 12:28 AM PST
Extended Forecast for

Walnut Creek CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. North northeast wind 3 to 6 mph.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 64. North northeast wind 3 to 6 mph.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 63.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 41. Calm wind.
Sunday
Partly sunny, with a high near 64. North northeast wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 44. Calm wind.
M.L.King Day
Mostly sunny, with a high near 64. North northeast wind 3 to 6 mph.
Monday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 41. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 61.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43.
Saturday
Partly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.9°N 122.07°W (Elev. 203 ft)
Last Update:
12:26 am PST Jan 18, 2026
Forecast Valid:
12am PST Jan 18, 2026-6pm PST Jan 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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