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

50°F

10°C

Humidity 93%
Wind Speed SW 6 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 48°F (9°C)
Visibility 8.00 mi
Wind Chill48°F (9°C)
Last update 4 Apr 3:56 am EDT
Extended Forecast for

Kings Park NY

  • Today

    Today: Patchy fog before 10am. Otherwise, partly sunny, with a high near 60. West wind 5 to 11 mph becoming east in the afternoon.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: A chance of rain, with thunderstorms also possible after 5am. Cloudy, with a low around 43. East wind 10 to 16 mph. Chance of precipitation is 50%.

    Low: 43 °F

    Chance Rain

  • Sunday

    Sunday: Rain and thunderstorms. High near 59. Southwest wind 11 to 16 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 41. Northwest wind 10 to 14 mph.

    Low: 41 °F

    Chance Rain
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 54. West wind around 14 mph.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers before 2pm. Mostly sunny, with a high near 50.

    High: 50 °F

    Chance
    Showers

  • Tuesday Night

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

    Low: 31 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, partly sunny, with a high near 60. West wind 5 to 11 mph becoming east in the afternoon.
Tonight
A chance of rain, with thunderstorms also possible after 5am. Cloudy, with a low around 43. East wind 10 to 16 mph. Chance of precipitation is 50%.
Sunday
Rain and thunderstorms. High near 59. Southwest wind 11 to 16 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of rain before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 41. Northwest wind 10 to 14 mph.
Monday
Sunny, with a high near 54. West wind around 14 mph.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
A 30 percent chance of showers before 2pm. Mostly sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 31.
Wednesday
Sunny, with a high near 47.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kings Park NY
 40.91°N 73.24°W (Elev. 0 ft)
Last Update:
2:33 am EDT Apr 4, 2026
Forecast Valid:
4am EDT Apr 4, 2026-6pm EDT Apr 10, 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