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

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

53°F

12°C

Humidity 43%
Wind Speed N 6 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 11 May 6:56 am EDT
Extended Forecast for

Kings Park NY

  • Today

    Today: Mostly cloudy, with a high near 65. North wind 6 to 13 mph.

    High: 65 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 47. North wind 3 to 7 mph.

    Low: 47 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 68. Northwest wind 6 to 8 mph.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 51. South wind around 7 mph.

    Low: 51 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 65. South wind 9 to 17 mph.

    High: 65 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers, with thunderstorms also possible after 2am. Low around 54. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 54 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before 2pm. High near 69. Chance of precipitation is 80%.

    High: 69 °F

    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after noon. Partly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 65. North wind 6 to 13 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 47. North wind 3 to 7 mph.
Tuesday
Sunny, with a high near 68. Northwest wind 6 to 8 mph.
Tuesday Night
Increasing clouds, with a low around 51. South wind around 7 mph.
Wednesday
A 40 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 65. South wind 9 to 17 mph.
Wednesday Night
Showers, with thunderstorms also possible after 2am. Low around 54. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers, mainly before 2pm. High near 69. Chance of precipitation is 80%.
Thursday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 53.
Friday
A 30 percent chance of showers after noon. Partly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 81.
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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:
5:59 am EDT May 11, 2026
Forecast Valid:
7am EDT May 11, 2026-6pm EDT May 17, 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