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

New York, Kennedy International Airport (KJFK)

Lat: 40.64°NLon: 73.76°WElev: 10ft.

Mostly Cloudy

76°F

24°C

Humidity 88%
Wind Speed W 7 mph
Barometer 30.06 in (1017.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 15 Jul 1:51 am EDT
Extended Forecast for

Lake Success NY

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 73. Southwest wind around 6 mph.

    Low: 73 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 11am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 87. Light and variable wind becoming south 5 to 7 mph in the afternoon.

    High: 87 °F

    Chance
    Showers and
    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 74. South wind 3 to 8 mph.

    Low: 74 °F

    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 99. Light and variable wind becoming south 6 to 11 mph in the morning.

    High: 89 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. South wind 7 to 10 mph.

    Low: 75 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 40%.

    High: 92 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 78. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 73. Southwest wind around 6 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 11am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 87. Light and variable wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 74. South wind 3 to 8 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 99. Light and variable wind becoming south 6 to 11 mph in the morning.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. South wind 7 to 10 mph.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 40%.
Thursday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Mostly cloudy, with a low around 72.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 86.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 71.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Success NY
 40.77°N 73.71°W (Elev. 197 ft)
Last Update:
2:23 am EDT Jul 15, 2025
Forecast Valid:
2am EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
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