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

15°F

-9°C

Humidity 49%
Wind Speed SW 5 mph
Barometer 30.49 in (1032.5 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 20 Jan 10:56 pm EST
Extended Forecast for

Ocean Beach NY

  • Tonight

    Tonight: Mostly clear, with a low around 19. Wind chill values between 5 and 10. West wind 14 to 17 mph.

    Low: 19 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 40. Wind chill values between 5 and 15. 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: A 20 percent chance of rain after 1am. Cloudy, then gradually becoming partly cloudy, with a steady temperature around 40. Windy, with a southwest wind 22 to 26 mph.

    Low: 40 °F

    Cloudy and
    Windy then
    Slight Chance
    Rain and
    Breezy

  • Thursday

    Thursday: Mostly sunny, with a steady temperature around 40. Breezy, with a west wind around 22 mph.

    High: 40 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. Breezy, with a west wind 16 to 20 mph.

    Low: 27 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 34. Breezy.

    High: 34 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 14. Blustery.

    Low: 14 °F

    Mostly Cloudy
    and Blustery

  • Saturday

    Saturday: Partly sunny and cold, with a high near 19. Blustery.

    High: 19 °F

    Partly Sunny
    and Blustery
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A 50 percent chance of snow after 1am. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 19. Wind chill values between 5 and 10. West wind 14 to 17 mph.
Wednesday
Increasing clouds, with a high near 40. Wind chill values between 5 and 15. Breezy, with a west wind 10 to 15 mph becoming south 17 to 22 mph in the afternoon.
Wednesday Night
A 20 percent chance of rain after 1am. Cloudy, then gradually becoming partly cloudy, with a steady temperature around 40. Windy, with a southwest wind 22 to 26 mph.
Thursday
Mostly sunny, with a steady temperature around 40. Breezy, with a west wind around 22 mph.
Thursday Night
Mostly cloudy, with a low around 27. Breezy, with a west wind 16 to 20 mph.
Friday
Mostly cloudy, with a high near 34. Breezy.
Friday Night
Mostly cloudy, with a low around 14. Blustery.
Saturday
Partly sunny and cold, with a high near 19. Blustery.
Saturday Night
A 50 percent chance of snow after 1am. Mostly cloudy, with a low around 16.
Sunday
Snow likely. Cloudy, with a high near 24. Blustery. Chance of precipitation is 60%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 19. Blustery. Chance of precipitation is 60%.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 18. Blustery.
Tuesday
Mostly sunny, with a high near 27. Blustery.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ocean Beach NY
 40.64°N 73.18°W (Elev. 0 ft)
Last Update:
6:01 pm EST Jan 20, 2026
Forecast Valid:
11pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation