Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

51°F

11°C

Humidity 60%
Wind Speed ENE 17 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 09 Dec 04:28 AM PST
Extended Forecast for

3 Miles SE Lamorinda CA

  • Today

    Today: Mostly sunny, with a high near 58. Northeast wind 3 to 5 mph.

    High: 58 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog between 1am and 2am.  Otherwise, mostly clear, with a low around 42. Light northeast wind.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Sunny, with a high near 61. North northeast wind around 6 mph.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. North northeast wind around 6 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 58. Northeast wind 3 to 5 mph.
Tonight
Patchy fog between 1am and 2am. Otherwise, mostly clear, with a low around 42. Light northeast wind.
Wednesday
Sunny, with a high near 61. North northeast wind around 6 mph.
Wednesday Night
Mostly clear, with a low around 44. Calm wind.
Thursday
Sunny, with a high near 63. North northeast wind around 6 mph.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 45.
Monday
A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Lamorinda CA
 37.84°N 122.11°W (Elev. 623 ft)
2:42 am PST Dec 9, 2025
4am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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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