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.

Overcast

36°F

2°C

Humidity 67%
Wind Speed Calm
Barometer 30.16 in (1021.5 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 18 Nov 10:56 pm EST
Extended Forecast for

Kings Park NY

  • Tonight

    Tonight: A 40 percent chance of rain after 1am. Mostly cloudy, with a low around 38. West wind around 5 mph becoming calm after midnight.

    Low: 38 °F

    Chance Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 48. Calm wind becoming north around 5 mph.

    High: 48 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. North wind 3 to 6 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 50. Northeast wind 3 to 6 mph.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 44. Light and variable wind becoming southwest around 6 mph after midnight.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of rain after 1am. Mostly cloudy, with a low around 38. West wind around 5 mph becoming calm after midnight.
Wednesday
A 20 percent chance of rain before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 48. Calm wind becoming north around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 37. North wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 50. Northeast wind 3 to 6 mph.
Thursday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 44. Light and variable wind becoming southwest around 6 mph after midnight.
Friday
Mostly cloudy, with a high near 55.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kings Park NY
 40.91°N 73.24°W (Elev. 0 ft)
Last Update:
8:17 pm EST Nov 18, 2025
Forecast Valid:
11pm EST Nov 18, 2025-6pm EST Nov 25, 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