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

54°F

12°C

Humidity 59%
Wind Speed E 20 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 11 Dec 12:28 AM PST
Extended Forecast for

3 Miles NW Danville CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 40. West northwest wind around 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55. North northwest wind 5 to 9 mph.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40. Light west northwest wind.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 57. North northwest wind 3 to 8 mph.

    High: 57 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am.  Otherwise, mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm.  Otherwise, mostly clear, with a low around 40.

    Low: 40 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 61.

    High: 61 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Overnight
Mostly cloudy, with a low around 40. West northwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 55. North northwest wind 5 to 9 mph.
Thursday Night
Mostly clear, with a low around 40. Light west northwest wind.
Friday
Mostly sunny, with a high near 57. North northwest wind 3 to 8 mph.
Friday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 39. Calm wind.
Saturday
Sunny, with a high near 62.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 40.
Sunday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 61.
Sunday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 42.
Monday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 62.
Monday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 48.
Tuesday
A chance of rain. Areas of fog. Otherwise, mostly cloudy, with a high near 63.
Tuesday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 51.
Wednesday
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Danville CA
 37.86°N 122.03°W (Elev. 397 ft)
12:26 am PST Dec 11, 2025
12am PST Dec 11, 2025-6pm PST Dec 17, 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