Weather Impacts for the Pacific Northwest This Week; Watching the Northeast U.S.

A series of Pacific fronts will bring periods of moderate rain, higher elevation snow, and gusty winds to the Pacific Northwest through this week. A more widespread precipitation event looks likely this weekend. In the Northeast U.S. a storm may bring gusty winds, low elevation rain, and high elevation snow Friday into this coming weekend. Read More >

Current conditions at

LOS ALTOS (LOAC1)

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

NA

55°F

13°C

Humidity 84%
Wind Speed WSW 4 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 10 Nov 01:10 AM PST
Extended Forecast for

Portola Valley CA

Coastal Flood Advisory November 10, 01:33am until November 13, 04:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory November 10, 01:33am until November 13, 04:00pm

    NOW until 4:00pm Fri

    Coastal Flood Advisory

  • Overnight

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly after 4am.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance Rain

  • Friday

    Friday: Rain, mainly after 10am.  Mostly cloudy, with a high near 64.

    High: 64 °F

    Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 54. Calm wind.
Tuesday
Sunny, with a high near 77. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 52. Calm wind.
Veterans Day
Sunny, with a high near 77. Calm wind.
Wednesday Night
Mostly clear, with a low around 53. Calm wind.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 54.
Friday
Rain, mainly after 10am. Mostly cloudy, with a high near 64.
Friday Night
Rain. Mostly cloudy, with a low around 52.
Saturday
A chance of rain. Partly sunny, with a high near 64.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 50.
Sunday
Rain likely. Mostly cloudy, with a high near 59.
Sunday Night
Rain likely. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Portola Valley CA
 37.37°N 122.22°W (Elev. 597 ft)
12:26 am PST Nov 10, 2026
1am PST Nov 10, 2026-6pm PST Nov 16, 2026
 
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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