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.

Partly Cloudy

71°F

22°C

Humidity 59%
Wind Speed Calm
Barometer 30.07 in (1018.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 25 Jun 7:56 am EDT
Extended Forecast for

Ocean Beach NY

  • Today

    Today: Mostly sunny, with a high near 74. Light and variable wind becoming south 6 to 11 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 67. South wind 13 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers between 8am and 11am. Mostly cloudy, with a high near 75. Southwest wind 10 to 13 mph. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely then
    Partly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers after 2am. Mostly cloudy, with a low around 67. Southwest wind 5 to 10 mph.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 74. East wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 74. Light and variable wind becoming south 6 to 11 mph in the afternoon.
Tonight
A chance of showers and thunderstorms between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 67. South wind 13 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm before 8am, then a chance of showers between 8am and 11am. Mostly cloudy, with a high near 75. Southwest wind 10 to 13 mph. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers after 2am. Mostly cloudy, with a low around 67. Southwest wind 5 to 10 mph.
Saturday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 74. East wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Ocean Beach NY
 40.64°N 73.18°W (Elev. 0 ft)
Last Update:
2:24 am EDT Jun 25, 2026
Forecast Valid:
8am EDT Jun 25, 2026-6pm EDT Jul 1, 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