Frigid Airmass to Bring Significantly Colder Temperatures; Heavy Lake-effect Snow; Fire Concerns Across the Central Gulf Coast

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Temperatures will tie or break many records across the Southeast through tonight. Moderate to heavy lake effect snow will continue downwind of the Great Lakes. Gusty winds and dry conditions will support an elevated fire weather threat across the Central Gulf Coast. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

69°F

21°C

Humidity 36%
Wind Speed ESE 10 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 10 Nov 06:28 AM PST
Extended Forecast for

Walnut Creek CA

  • Today

    Today: Mostly sunny, with a high near 81. North northeast wind 5 to 7 mph.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Calm wind becoming north northwest around 6 mph in the evening.

    Low: 56 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly cloudy, with a high near 78. North wind around 6 mph becoming calm  in the afternoon.

    High: 78 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55. Southwest wind 6 to 8 mph.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 70. South wind 9 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain.  Low around 53. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 53 °F

    Rain

  • Thursday

    Thursday: Rain.  High near 62. Chance of precipitation is 80%.

    High: 62 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Friday

    Friday: A chance of rain, mainly before 4pm.  Partly sunny, with a high near 59.

    High: 59 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 81. North northeast wind 5 to 7 mph.
Tonight
Partly cloudy, with a low around 56. Calm wind becoming north northwest around 6 mph in the evening.
Veterans Day
Mostly cloudy, with a high near 78. North wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 55. Southwest wind 6 to 8 mph.
Wednesday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 70. South wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 53. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Rain. High near 62. Chance of precipitation is 80%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 47.
Friday
A chance of rain, mainly before 4pm. Partly sunny, with a high near 59.
Friday Night
A slight chance of rain before 10pm. Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 48.
Sunday
A chance of rain. Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.9°N 122.07°W (Elev. 203 ft)
1:27 am PST Nov 10, 2025
7am PST Nov 10, 2025-6pm PST Nov 16, 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