Severe Weather Potential for Center of Nation; Dangerous Surf Conditions for the East; Watching the Tropics

Low pressure over the center of the nation will focus showers and thunderstorms, some severe with heavy rainfall, the next couple of days. In addition, high surf, coastal flooding and rip currents will remain a concern for most of the eastern seaboard through early this week. For the western Caribbean and Gulf of Mexico, we are closely monitoring the potential tropical development this week. Read More >

Current conditions at

LOS ALTOS (LOAC1)

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

NA

93°F

34°C

Humidity 22%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Heat Index90°F (32°C)
Last update 23 Sep 01:10 PM PDT
Extended Forecast for

3 Miles SSE Portola Valley CA

Heat Advisory until September 23, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until September 23, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 74. Calm wind.

    Low: 74 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 63. Calm wind becoming south southwest around 5 mph.

    Low: 63 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 87. Calm wind.
Tonight
Clear, with a low around 74. Calm wind.
Tuesday
Sunny, with a high near 85. Calm wind.
Tuesday Night
Clear, with a low around 63. Calm wind becoming south southwest around 5 mph.
Wednesday
Sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 76.
Thursday Night
Clear, with a low around 62.
Friday
Sunny, with a high near 82.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 75.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Portola Valley CA
 37.33°N 122.18°W (Elev. 1998 ft)
1:26 pm PDT Sep 23, 2024
1pm PDT Sep 23, 2024-6pm PDT Sep 29, 2024
 
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Additional Resources

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