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

Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Palo Alto Airport (KPAO)

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

Partly Cloudy

63°F

17°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 13 Aug 07:47 AM PDT
Extended Forecast for

Atherton CA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 74. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 74 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 59. Southwest wind 5 to 10 mph becoming light south southwest after midnight.

    Low: 59 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 74. Light south southwest wind becoming west 5 to 10 mph in the morning.

    High: 74 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 58. West wind 5 to 10 mph becoming light west southwest after midnight.

    Low: 58 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Calm wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 74. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 59. Southwest wind 5 to 10 mph becoming light south southwest after midnight.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 74. Light south southwest wind becoming west 5 to 10 mph in the morning.
Friday Night
Increasing clouds, with a low around 58. West wind 5 to 10 mph becoming light west southwest after midnight.
Saturday
Mostly sunny, with a high near 74. Calm wind becoming west northwest 5 to 9 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
Partly sunny, with a high near 75.
Monday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 58.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
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 13, 2026
Forecast Valid:
8am PDT Aug 13, 2026-6pm PDT Aug 19, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation