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.

Fair

52°F

11°C

Humidity 89%
Wind Speed Calm
Barometer 30.43 in (1030.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 11 Oct 1:56 am EDT
Extended Forecast for

Kings Park NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 54. East wind around 6 mph.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain, mainly after 8am. High near 64. East wind 9 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 64 °F

    Rain

  • Sunday Night

    Sunday Night: Rain and possibly a thunderstorm before 2am, then a chance of rain and thunderstorms, mainly between 2am and 5am. Low around 55. Northeast wind 14 to 16 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Rain then
    Rain Likely

  • Columbus Day

    Columbus Day: A 30 percent chance of showers before 11am. Cloudy through mid morning, then gradual clearing, with a high near 68. North wind 8 to 14 mph.

    High: 68 °F

    Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. North wind 3 to 5 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 54. East wind around 6 mph.
Sunday
Rain, mainly after 8am. High near 64. East wind 9 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain and possibly a thunderstorm before 2am, then a chance of rain and thunderstorms, mainly between 2am and 5am. Low around 55. Northeast wind 14 to 16 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Columbus Day
A 30 percent chance of showers before 11am. Cloudy through mid morning, then gradual clearing, with a high near 68. North wind 8 to 14 mph.
Monday Night
Mostly clear, with a low around 55. North wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 49.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 64.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 49. Breezy.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 59. Breezy.
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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:
2:27 am EDT Oct 11, 2026
Forecast Valid:
2am EDT Oct 11, 2026-6pm EDT Oct 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