Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

52°F

11°C

Humidity 66%
Wind Speed E 21 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 10 Dec 06:28 AM PST
Extended Forecast for

3 Miles SE Lamorinda CA

  • Today

    Today: Sunny, with a high near 48. Northeast wind around 6 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Patchy fog between midnight and 1am.  Otherwise, mostly clear, with a low around 42. Calm wind becoming north northeast around 5 mph after midnight.

    Low: 42 °F

    Patchy Fog

  • Thursday

    Thursday: Sunny, with a high near 53. Northeast wind around 7 mph.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. Light east northeast wind.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. Northeast wind around 6 mph.

    High: 55 °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

  • Saturday Night

    Saturday Night: Patchy fog after 9pm.  Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Patchy Fog

  • Sunday

    Sunday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 48. Northeast wind around 6 mph.
Tonight
Patchy fog between midnight and 1am. Otherwise, mostly clear, with a low around 42. Calm wind becoming north northeast around 5 mph after midnight.
Thursday
Sunny, with a high near 53. Northeast wind around 7 mph.
Thursday Night
Mostly clear, with a low around 42. Light east northeast wind.
Friday
Sunny, with a high near 55. Northeast wind around 6 mph.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 44.
Monday
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 60.
Monday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 50.
Tuesday
A chance of rain. Mostly cloudy, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Lamorinda CA
 37.84°N 122.11°W (Elev. 623 ft)
12:26 am PST Dec 10, 2025
7am PST Dec 10, 2025-6pm PST Dec 16, 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