National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Palo Alto Airport (KPAO)

Lat: 37.46667°NLon: 122.11667°WElev: 7.0ft.

Clear

63°F

17°C

Humidity 82%
Wind Speed NW 9 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Aug 08:47 PM PDT
Extended Forecast for

Atherton CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming north 5 to 9 mph in the afternoon.

    High: 80 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 78 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 57. Calm wind.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming north 5 to 9 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 58. Northwest wind 5 to 8 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Partly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Atherton CA
 37.45°N 122.18°W (Elev. 95 ft)
Last Update:
1:26 am PDT Aug 16, 2026
Forecast Valid:
2am PDT Aug 16, 2026-6pm PDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation