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

27°F

-3°C

Humidity 55%
Wind Speed SW 5 mph
Barometer 30.01 in (1016.2 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 19 Jan 6:56 pm EST
Extended Forecast for

Ocean Beach NY

  • Tonight

    Tonight: Mostly clear, with a low around 18. Wind chill values between 5 and 15. Windy, with a west wind 20 to 28 mph.

    Low: 18 °F

    Mostly Clear
    and Windy

  • Tuesday

    Tuesday: Sunny, with a high near 23. Wind chill values between zero and 5. Breezy, with a west wind around 25 mph.

    High: 23 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20. Wind chill values between 5 and 10. Breezy, with a west wind 14 to 23 mph.

    Low: 20 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. Wind chill values between 10 and 20. Breezy, with a west wind 10 to 15 mph becoming south 17 to 22 mph in the afternoon.

    High: 40 °F

    Sunny then
    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. Windy, with a southwest wind 22 to 26 mph.

    Low: 34 °F

    Mostly Cloudy
    and Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 42. Breezy.

    High: 42 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. Breezy.

    Low: 26 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 32. Breezy.

    High: 32 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 12. Breezy.

    Low: 12 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 18. Wind chill values between 5 and 15. Windy, with a west wind 20 to 28 mph.
Tuesday
Sunny, with a high near 23. Wind chill values between zero and 5. Breezy, with a west wind around 25 mph.
Tuesday Night
Mostly clear, with a low around 20. Wind chill values between 5 and 10. Breezy, with a west wind 14 to 23 mph.
Wednesday
Mostly sunny, with a high near 40. Wind chill values between 10 and 20. Breezy, with a west wind 10 to 15 mph becoming south 17 to 22 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 34. Windy, with a southwest wind 22 to 26 mph.
Thursday
Mostly sunny, with a high near 42. Breezy.
Thursday Night
Partly cloudy, with a low around 26. Breezy.
Friday
Partly sunny, with a high near 32. Breezy.
Friday Night
Mostly cloudy, with a low around 12. Breezy.
Saturday
Mostly cloudy and cold, with a high near 20. Blustery.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 11. Blustery.
Sunday
A 30 percent chance of snow. Mostly cloudy and cold, with a high near 20. Blustery.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 13. Blustery.
Monday
Partly sunny, with a high near 23. Blustery.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ocean Beach NY
 40.64°N 73.18°W (Elev. 0 ft)
Last Update:
7:14 pm EST Jan 19, 2026
Forecast Valid:
7pm EST Jan 19, 2026-6pm EST Jan 26, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation