Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

51°F

11°C

Humidity 100%
Wind Speed SW 13 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 01 Apr 12:28 AM PDT
Extended Forecast for

Walnut Creek CA

  • Overnight

    Overnight: A 20 percent chance of rain before 5am.  Mostly cloudy, with a low around 51. South southwest wind around 7 mph.

    Low: 51 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain likely, mainly between 11am and 5pm.  Mostly cloudy, with a high near 65. South southwest wind 8 to 16 mph, with gusts as high as 29 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain, mainly before 2am.  Low around 44. Southwest wind 7 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain then
    Rain Likely

  • Thursday

    Thursday: Sunny, with a high near 67. West wind 6 to 9 mph becoming north in the afternoon. Winds could gust as high as 18 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 45. Northwest wind 5 to 10 mph becoming light north northwest  after midnight.

    Low: 45 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of rain before 5am. Mostly cloudy, with a low around 51. South southwest wind around 7 mph.
Wednesday
Rain likely, mainly between 11am and 5pm. Mostly cloudy, with a high near 65. South southwest wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain, mainly before 2am. Low around 44. Southwest wind 7 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Sunny, with a high near 67. West wind 6 to 9 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Clear, with a low around 45. Northwest wind 5 to 10 mph becoming light north northwest after midnight.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.9°N 122.07°W (Elev. 203 ft)
1:26 am PDT Apr 1, 2026
1am PDT Apr 1, 2026-6pm PDT Apr 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database