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

37°F

3°C

Humidity 82%
Wind Speed S 5 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 20 Mar 4:56 am EDT
Extended Forecast for

Ocean Beach NY

  • Today

    Today: A 30 percent chance of rain after 5pm. Mostly sunny, with a high near 45. Breezy, with a south wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon.

    High: 45 °F

    Mostly Sunny
    then Chance
    Rain and
    Breezy

  • Tonight

    Tonight: Rain, mainly before 2am. Low around 41. Windy, with a southwest wind 17 to 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain and
    Windy

  • Saturday

    Saturday: Mostly sunny, with a high near 48. North wind 10 to 14 mph.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 40. North wind around 8 mph becoming southeast after midnight.

    Low: 40 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 48. South wind 10 to 15 mph.

    High: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 2am. Cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 45. Chance of precipitation is 60%.

    High: 45 °F

    Rain Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of rain after 5pm. Mostly sunny, with a high near 45. Breezy, with a south wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon.
Tonight
Rain, mainly before 2am. Low around 41. Windy, with a southwest wind 17 to 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 48. North wind 10 to 14 mph.
Saturday Night
Increasing clouds, with a low around 40. North wind around 8 mph becoming southeast after midnight.
Sunday
A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 48. South wind 10 to 15 mph.
Sunday Night
Rain likely, mainly after 2am. Cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 45. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly cloudy, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 46.
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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:
2:26 am EDT Mar 20, 2026
Forecast Valid:
5am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation