Inclement Weather in the Pacific Northwest; Heavy Rain and Thunderstorms in Southern Texas

A series of cold fronts will continue to bring periods of gusty winds, low elevation rainfall, and high elevation snow to the Pacific Northwest this week. Heavy to excessive rainfall may produce areas of flooding over southern Texas through Monday morning. Read More >

Current conditions at

LOS ALTOS (LOAC1)

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

NA

59°F

15°C

Humidity 75%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 09 Nov 08:10 AM PST
Extended Forecast for

2 Miles NNE Portola Valley CA

Coastal Flood Advisory November 9, 09:02am until November 13, 04:00pm
Dense Fog Advisory November 9, 09:02am until November 9, 11:00am
Click here for hazard details and duration
Coastal Flood Advisory
...
  •  
    Coastal Flood Advisory November 9, 09:02am until November 13, 04:00pm
    Dense Fog Advisory November 9, 09:02am until November 9, 11:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog before 3am, then patchy fog after 4am.  Otherwise, mostly clear, with a low around 52. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Patchy fog before 8am.  Otherwise, sunny, with a high near 78. Calm wind.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain after 10pm.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Partly sunny, with a high near 75. Calm wind becoming north 5 to 7 mph in the afternoon.
Tonight
Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly clear, with a low around 52. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 51. Calm wind.
Veterans Day
Patchy fog before 8am. Otherwise, sunny, with a high near 78. Calm wind.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 52.
Friday
Rain likely, mainly after 4pm. Partly sunny, with a high near 69.
Friday Night
Rain likely, mainly before 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 50.
Saturday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 67.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 49.
Sunday
Rain likely. Mostly cloudy, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Portola Valley CA
 37.4°N 122.2°W (Elev. 397 ft)
8:57 am PST Nov 9, 2026
9am PST Nov 9, 2026-6pm PST Nov 15, 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