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

Hazardous Weather Conditions

Current conditions at

K2MRS Orinda (D1132)

Lat: 37.87444°NLon: 122.15819°WElev: 688.98ft.

NA

64°F

18°C

Humidity 70%
Wind Speed E 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 54°F (12°C)
Visibility NA
Last update 05 Oct 03:10 AM PDT
Extended Forecast for

Walnut Creek CA

Heat Advisory October 5, 03:26am until October 7, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory October 5, 03:26am until October 7, 10:00pm

    NOW until 10:00pm Wed

    Heat Advisory

  • Overnight

    Low: 66 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 101. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 65. Calm wind.

    Low: 65 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 65. West wind around 6 mph becoming calm in the evening.

    Low: 65 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

Detailed Forecast

Overnight
Clear, with a low around 66. Calm wind.
Monday
Sunny and hot, with a high near 101. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Clear, with a low around 65. Calm wind.
Tuesday
Sunny and hot, with a high near 101. Calm wind becoming west northwest around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 65. West wind around 6 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 100.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny and hot, with a high near 98.
Thursday Night
Clear, with a low around 61.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 80.
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:
1:26 am PDT Oct 5, 2026
Forecast Valid:
3am PDT Oct 5, 2026-6pm PDT Oct 11, 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