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

Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Palo Alto Airport (KPAO)

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

Partly Cloudy

48°F

9°C

Humidity 66%
Wind Speed W 14 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 19 Feb 08:47 PM PST
Extended Forecast for

Atherton CA

Cold Weather Advisory until February 20, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until February 20, 09:00am

    NOW until 9:00am Fri

    Cold Weather Advisory

  • Overnight

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. Calm wind becoming southeast around 5 mph after midnight.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59. South wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 4am. Partly cloudy, with a low around 48. South southeast wind around 11 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Chance Rain

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 66.

    High: 66 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 4am. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain

  • Monday

    Monday: A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 38. West wind 3 to 6 mph.
Friday
Partly sunny, with a high near 55. Calm wind.
Friday Night
Partly cloudy, with a low around 38. Calm wind becoming southeast around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 59. South wind 6 to 11 mph, with gusts as high as 21 mph.
Saturday Night
A 30 percent chance of rain, mainly after 4am. Partly cloudy, with a low around 48. South southeast wind around 11 mph, with gusts as high as 21 mph.
Sunday
A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 66.
Sunday Night
A 20 percent chance of rain before 4am. Mostly cloudy, with a low around 49.
Monday
A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 67.
Monday Night
Rain, mainly after 10pm. Cloudy, with a low around 54.
Tuesday
Rain. Cloudy, with a high near 62.
Tuesday Night
Rain. Cloudy, with a low around 51.
Wednesday
Rain likely. Mostly cloudy, with a high near 65.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Thursday
A chance of rain. Mostly cloudy, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Atherton CA
 37.45°N 122.18°W (Elev. 95 ft)
Last Update:
12:32 am PST Feb 20, 2026
Forecast Valid:
1am PST Feb 20, 2026-6pm PST Feb 26, 2026
 
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Additional Resources

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Chance of Precipitation