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

48°F

9°C

Humidity 70%
Wind Speed ENE 17 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 09 Dec 03:28 AM PST
Extended Forecast for

5 Miles WSW Danville CA

  • Today

    Today: Patchy fog between 7am and 9am.  Otherwise, sunny, with a high near 61. Calm wind becoming north northeast around 6 mph in the morning.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Tonight

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

    Low: 44 °F

    Mostly Clear

  • Wednesday

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

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. North northeast wind 3 to 6 mph.

    High: 65 °F

    Sunny

  • Thursday Night

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

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Friday Night

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

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 61. Calm wind becoming north northeast around 6 mph in the morning.
Tonight
Mostly clear, with a low around 44. Calm wind.
Wednesday
Sunny, with a high near 63. North northeast wind around 6 mph.
Wednesday Night
Mostly clear, with a low around 45. Calm wind.
Thursday
Sunny, with a high near 65. North northeast wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 42.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Patchy fog. Otherwise, mostly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Danville CA
 37.78°N 122.07°W (Elev. 994 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