Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

57°F

14°C

Humidity 83%
Wind Speed W 11 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 21 Aug 03:28 AM PDT
Extended Forecast for

Walnut Creek CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 58. South southwest wind around 8 mph, with gusts as high as 18 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 80. Southwest wind around 9 mph, with gusts as high as 18 mph.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. South southwest wind around 8 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. West southwest wind around 8 mph.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. Southwest wind 6 to 8 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 58. South southwest wind around 8 mph, with gusts as high as 18 mph.
Friday
Partly sunny, with a high near 80. Southwest wind around 9 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 58. South southwest wind around 8 mph.
Saturday
Sunny, with a high near 87. West southwest wind around 8 mph.
Saturday Night
Mostly clear, with a low around 59. Southwest wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.9°N 122.07°W (Elev. 203 ft)
2:16 am PDT Aug 21, 2026
3am PDT Aug 21, 2026-6pm PDT Aug 27, 2026
 
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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