Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to develop off the southeast U.S. coast tonight and is expected to strengthen and bring flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. 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 72%
Wind Speed NA 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 10 Oct 08:55 PM PDT
Extended Forecast for

Atherton CA

  • Overnight

    Overnight: Mostly clear, with a low around 56. West northwest wind 5 to 7 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72. West northwest wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. West northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 74. Light northwest wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 74 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. West wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: A 50 percent chance of rain after 11am.  Partly sunny, with a high near 70. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Chance Rain

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 11pm, then rain after 11pm.  Low around 56. Chance of precipitation is 80%.

    Low: 56 °F

    Showers

  • Tuesday

    Tuesday: Rain.  Mostly cloudy, with a high near 68.

    High: 68 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 56. West northwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 72. West northwest wind 6 to 14 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 53. West northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 74. Light northwest wind becoming west northwest 5 to 9 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 55. West wind 7 to 11 mph, with gusts as high as 21 mph.
Columbus Day
A 50 percent chance of rain after 11am. Partly sunny, with a high near 70. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 11pm, then rain after 11pm. Low around 56. Chance of precipitation is 80%.
Tuesday
Rain. Mostly cloudy, with a high near 68.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 54.
Wednesday
A chance of rain. Partly sunny, with a high near 70.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 54.
Thursday
A slight chance of rain. Mostly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Atherton CA
 37.45°N 122.18°W (Elev. 95 ft)
1:26 am PDT Oct 11, 2025
1am PDT Oct 11, 2025-6pm PDT Oct 17, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database