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

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Palo Alto Airport (KPAO)

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

Partly Cloudy

59°F

15°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 Aug 06:47 AM PDT
Extended Forecast for

Atherton CA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 75. West wind 5 to 13 mph.

    High: 75 °F

    Becoming
    Sunny

  • Tonight

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

    Low: 58 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 78. Light west southwest wind becoming west northwest 5 to 10 mph in the morning.

    High: 78 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. West northwest wind 5 to 10 mph becoming light west after midnight.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Calm wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 75. West wind 5 to 13 mph.
Tonight
Increasing clouds, with a low around 58. West wind 5 to 10 mph becoming light after midnight.
Monday
Partly sunny, then gradually becoming sunny, with a high near 78. Light west southwest wind becoming west northwest 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 57. West northwest wind 5 to 10 mph becoming light west after midnight.
Tuesday
Sunny, with a high near 78. Calm wind becoming west northwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Atherton CA
 37.46°N 122.22°W (Elev. 115 ft)
Last Update:
2:33 am PDT Aug 17, 2025
Forecast Valid:
7am PDT Aug 17, 2025-6pm PDT Aug 23, 2025
 
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