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.

Overcast

70°F

21°C

Humidity 87%
Wind Speed NW 3 mph
Barometer 29.88 in (1011.9 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 19 Aug 4:56 am EDT
Extended Forecast for

Ocean Beach NY

  • Today

    Today: Sunny, with a high near 82. Light and variable wind becoming southwest 6 to 11 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 74. Southwest wind 9 to 11 mph.

    Low: 74 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly sunny, with a high near 80. North wind around 7 mph becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 68. North wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 79. North wind 10 to 13 mph becoming east in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers. Partly sunny, with a high near 79.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 82. Light and variable wind becoming southwest 6 to 11 mph in the afternoon.
Tonight
Partly cloudy, with a low around 74. Southwest wind 9 to 11 mph.
Thursday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly sunny, with a high near 80. North wind around 7 mph becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 68. North wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Mostly sunny, with a high near 79. North wind 10 to 13 mph becoming east in the afternoon.
Friday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 70.
Saturday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 71.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 70.
Tuesday
Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ocean Beach NY
 40.65°N 73.15°W (Elev. 0 ft)
Last Update:
5:30 am EDT Aug 19, 2026
Forecast Valid:
5am EDT Aug 19, 2026-6pm EDT Aug 25, 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