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.

A Few Clouds

44°F

7°C

Humidity 58%
Wind Speed N 9 mph
Barometer 29.90 in (1012.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 15 Nov 12:56 am EST
Extended Forecast for

4 Miles ENE Ocean Beach NY

  • Overnight

    Overnight: Mostly clear, with a low around 42. North wind 11 to 14 mph.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers after 4pm. Increasing clouds, with a high near 57. North wind 6 to 10 mph becoming southwest in the afternoon.

    High: 57 °F

    Sunny then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a slight chance of showers after 4am. Temperature rising to around 57 by 1am. Breezy, with a south wind 16 to 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 49 °F⇑

    Showers and
    Breezy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 48 by 5pm. Windy, with a west wind 24 to 30 mph.

    High: 57 °F⇓

    Decreasing
    Clouds and
    Windy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. Windy, with a west wind around 32 mph.

    Low: 40 °F

    Partly Cloudy
    and Windy

  • Monday

    Monday: Mostly sunny, with a high near 45. Windy.

    High: 45 °F

    Mostly Sunny
    and Windy

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. Windy.

    Low: 40 °F

    Mostly Clear
    and Windy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. Breezy.

    High: 47 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 42. North wind 11 to 14 mph.
Saturday
A 20 percent chance of showers after 4pm. Increasing clouds, with a high near 57. North wind 6 to 10 mph becoming southwest in the afternoon.
Saturday Night
Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a slight chance of showers after 4am. Temperature rising to around 57 by 1am. Breezy, with a south wind 16 to 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 48 by 5pm. Windy, with a west wind 24 to 30 mph.
Sunday Night
Partly cloudy, with a low around 40. Windy, with a west wind around 32 mph.
Monday
Mostly sunny, with a high near 45. Windy.
Monday Night
Mostly clear, with a low around 40. Windy.
Tuesday
Mostly sunny, with a high near 47. Breezy.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 50.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 48.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Ocean Beach NY
 40.67°N 73.08°W (Elev. 0 ft)
Last Update:
1:00 am EST Nov 15, 2025
Forecast Valid:
1am EST Nov 15, 2025-6pm EST Nov 21, 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