Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

58°F

14°C

Humidity 71%
Wind Speed W 17 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 20 Jun 07:28 PM PDT
Extended Forecast for

Walnut Creek CA

  • Tonight

    Tonight: Increasing clouds, with a low around 54. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 81. South southwest wind 6 to 9 mph.

    High: 81 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. South southwest wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. West southwest wind 6 to 9 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. West southwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 54. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 81. South southwest wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 54. South southwest wind 7 to 9 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 83. West southwest wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 55. West southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.9°N 122.07°W (Elev. 203 ft)
1:26 pm PDT Jun 20, 2026
8pm PDT Jun 20, 2026-6pm PDT Jun 27, 2026
 
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