Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

44°F

7°C

Humidity 95%
Wind Speed WSW 14 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 14 Apr 09:28 PM PDT
Extended Forecast for

Walnut Creek CA

  • Tonight

    Tonight: Increasing clouds, with a low around 44. South wind around 6 mph.

    Low: 44 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 68. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 68 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. West southwest wind 5 to 9 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70. Light north northwest wind becoming north 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 44. North wind 5 to 7 mph.

    Low: 44 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 44. South wind around 6 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 68. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 44. West southwest wind 5 to 9 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 70. Light north northwest wind becoming north 6 to 11 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Clear, with a low around 44. North wind 5 to 7 mph.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
A chance of rain. Partly sunny, with a high near 70.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 48.
Monday
A chance of rain. Partly sunny, with a high near 64.
Monday Night
A chance of rain. Partly cloudy, with a low around 46.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.9°N 122.04°W (Elev. 220 ft)
9:07 pm PDT Apr 14, 2026
10pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database