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

49°F

9°C

Humidity 80%
Wind Speed S 6 mph
Barometer 30.25 in (1024.5 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 25 Nov 8:56 am EST
Extended Forecast for

Kings Park NY

  • Today

    Today: Rain likely, mainly after 4pm. Cloudy, with a high near 57. South wind 6 to 10 mph. Chance of precipitation is 60%.

    High: 57 °F

    Mostly Cloudy
    then Rain
    Likely

  • Tonight

    Tonight: Rain, mainly before 4am. Temperature rising to around 54 by 1am. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 51 °F⇑

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly between 7am and 1pm. Cloudy, with a high near 60. Southwest wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. West wind 7 to 15 mph.

    Low: 37 °F

    Slight Chance
    Rain

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 44. West wind 15 to 17 mph, with gusts as high as 32 mph.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 43. Breezy.

    High: 43 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

Today
Rain likely, mainly after 4pm. Cloudy, with a high near 57. South wind 6 to 10 mph. Chance of precipitation is 60%.
Tonight
Rain, mainly before 4am. Temperature rising to around 54 by 1am. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain likely, mainly between 7am and 1pm. Cloudy, with a high near 60. Southwest wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of rain before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. West wind 7 to 15 mph.
Thanksgiving Day
Mostly sunny, with a high near 44. West wind 15 to 17 mph, with gusts as high as 32 mph.
Thursday Night
Mostly clear, with a low around 31.
Friday
Mostly sunny, with a high near 43. Breezy.
Friday Night
Mostly clear, with a low around 31.
Saturday
Sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Mostly cloudy, with a high near 48.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 36.
Monday
A 30 percent chance of rain. Mostly cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kings Park NY
 40.89°N 73.27°W (Elev. 98 ft)
Last Update:
5:27 am EST Nov 25, 2025
Forecast Valid:
9am EST Nov 25, 2025-6pm EST Dec 1, 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