Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

LOS ALTOS (LOAC1)

Lat: 37.35472°NLon: 122.14167°WElev: 539.0ft.

NA

54°F

12°C

Humidity 83%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 07 Dec 04:10 PM PST
Extended Forecast for

Los Altos Hills CA

  • Tonight

    Tonight: Patchy fog between 1am and 5am.  Otherwise, mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 7am.  Otherwise, sunny, with a high near 64. Calm wind.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 7am.  Otherwise, sunny, with a high near 65. Calm wind.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

Detailed Forecast

Tonight
Patchy fog between 1am and 5am. Otherwise, mostly clear, with a low around 42. Calm wind.
Monday
Patchy fog before 7am. Otherwise, sunny, with a high near 64. Calm wind.
Monday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 44. Calm wind.
Tuesday
Patchy fog before 7am. Otherwise, sunny, with a high near 65. Calm wind.
Tuesday Night
Mostly clear, with a low around 46. Calm wind.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 70.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Los Altos Hills CA
 37.36°N 122.13°W (Elev. 397 ft)
12:41 pm PST Dec 7, 2025
4pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database