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

Heavy Rainfall on the Western Gulf Coast; Severe Thunderstorms in the Southern Plains Friday

A multi-day heavy rainfall event will continue over the western Gulf Coast through Monday. Slight Risks of excessive rainfall have been issued, and Flood Watches remain in effect through Monday evening. Scattered severe storms capable of producing large hail and damaging winds are possible across western portions of Texas and Oklahoma on Friday. Read More >

Current conditions at

Palo Alto Airport (KPAO)

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

Clear

57°F

14°C

Humidity 87%
Wind Speed NNW 13 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 21 May 08:47 PM PDT
Extended Forecast for

Atherton CA

  • Tonight

    Tonight: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 79. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 79 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. West wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. West southwest wind 5 to 9 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 70.

    High: 70 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 53. Calm wind.
Friday
Partly sunny, then gradually becoming sunny, with a high near 79. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 52. West wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 77. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 53. West southwest wind 5 to 9 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 51.
Memorial Day
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 77.
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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:
1:26 pm PDT May 21, 2026
Forecast Valid:
10pm PDT May 21, 2026-6pm PDT May 28, 2026
 
Forecast Discussion
 
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Additional Resources

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