Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Current conditions at

LA HONDA (LAHC1)

Lat: 37.30523°NLon: 122.25525°WElev: 804.0ft.

NA

49°F

9°C

Humidity 100%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 15 Jul 02:07 AM PDT
Extended Forecast for

6 Miles S Portola Valley CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 74. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 74 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of drizzle before 11pm.  Patchy fog before 11pm, then patchy fog after 1am.  Otherwise, increasing clouds, with a low around 51. Calm wind.

    Low: 51 °F

    Slight Chance
    Drizzle and
    Patchy Fog
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 69. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 69 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after midnight.  Otherwise, partly cloudy, with a low around 51. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 51 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 71.

    High: 71 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog between midnight and 4am.  Otherwise, partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog between 7am and 8am.  Otherwise, mostly sunny, with a high near 72.

    High: 72 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog between midnight and 2am.  Otherwise, partly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Overnight
Mostly cloudy, with a low around 51. Calm wind.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 74. Calm wind becoming south southwest around 6 mph in the afternoon.
Tuesday Night
A slight chance of drizzle before 11pm. Patchy fog before 11pm, then patchy fog after 1am. Otherwise, increasing clouds, with a low around 51. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 69. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 51. West southwest wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 71.
Thursday Night
Patchy fog between midnight and 4am. Otherwise, partly cloudy, with a low around 51.
Friday
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 72.
Friday Night
Patchy fog between midnight and 2am. Otherwise, partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Portola Valley CA
 37.28°N 122.23°W (Elev. 807 ft)
1:26 am PDT Jul 15, 2025
3am PDT Jul 15, 2025-6pm PDT Jul 21, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database