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

Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

A Few Clouds

70°F

21°C

Humidity 90%
Wind Speed SW 6 mph
Barometer 29.97 in (1014.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 8 Jul 9:56 pm EDT
Extended Forecast for

Kings Park NY

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 68. Southwest wind around 8 mph.

    Low: 68 °F

    Clear then
    Patchy Fog

  • Thursday

    Thursday: A chance of thunderstorms after 5pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 87. Southwest wind 8 to 15 mph. Chance of precipitation is 30%.

    High: 87 °F

    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 71. South wind 5 to 9 mph.

    Low: 71 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Heat index values as high as 97. West wind 6 to 10 mph.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Northwest wind around 6 mph.

    Low: 71 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 68. Southwest wind around 8 mph.
Thursday
A chance of thunderstorms after 5pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 87. Southwest wind 8 to 15 mph. Chance of precipitation is 30%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 71. South wind 5 to 9 mph.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Heat index values as high as 97. West wind 6 to 10 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Northwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 70.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kings Park NY
 40.89°N 73.24°W (Elev. 171 ft)
Last Update:
7:53 pm EDT Jul 8, 2026
Forecast Valid:
10pm EDT Jul 8, 2026-6pm EDT Jul 15, 2026
 
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