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

Hazardous Weather Conditions

Current conditions at

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

A Few Clouds

79°F

26°C

Humidity 79%
Wind Speed S 3 mph
Barometer 30.06 in (1017.4 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Jul 8:56 pm EDT
Extended Forecast for

Purchase NY

Heat Advisory July 16, 11:00am until July 17, 10:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 72. Light south wind.

    Low: 72 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Heat index values as high as 99. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 89 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southwest wind around 6 mph.

    Low: 73 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 88. Heat index values as high as 98. Southwest wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 74. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 72. Light south wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Heat index values as high as 99. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southwest wind around 6 mph.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 88. Heat index values as high as 98. Southwest wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 74. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 69.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 85.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Purchase NY
 41.03°N 73.71°W (Elev. 325 ft)
Last Update:
3:16 pm EDT Jul 15, 2025
Forecast Valid:
9pm EDT Jul 15, 2025-6pm EDT Jul 22, 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