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

Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

Palo Alto Airport (KPAO)

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

Clear

66°F

19°C

Humidity 63%
Wind Speed W 4 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Mar 08:47 PM PDT
Extended Forecast for

Atherton CA

Heat Advisory March 19, 02:05am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 19, 02:05am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Calm wind becoming north around 6 mph in the afternoon.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 91. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. Northwest wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Saturday Night

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

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 57. Calm wind.
Thursday
Sunny, with a high near 91. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Clear, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 91. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 58. Northwest wind around 6 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Atherton CA
 37.44°N 122.21°W (Elev. 187 ft)
Last Update:
1:26 am PDT Mar 19, 2026
Forecast Valid:
2am PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation