National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy

78°F

26°C

Humidity 85%
Wind Speed S 9 mph
Barometer 30.05 in (1017.3 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 15 Jul 4:56 pm EDT
Extended Forecast for

Ocean Beach NY

Heat Advisory July 16, 11:00am until July 17, 10:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 74. Southwest wind around 6 mph.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 81. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 81 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southwest wind 11 to 13 mph.

    Low: 75 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Southwest wind 11 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.

    High: 80 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 77. Southwest wind 11 to 14 mph. Chance of precipitation is 60%.

    Low: 77 °F

    Showers
    Likely then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 74. Southwest wind around 6 mph.
Wednesday
Partly sunny, with a high near 81. Light southwest wind becoming south 5 to 10 mph in the morning.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southwest wind 11 to 13 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Southwest wind 11 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.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 77. Southwest wind 11 to 14 mph. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 71.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly cloudy, with a low around 72.
Sunday
A 40 percent chance of showers after 8am. Partly sunny, with a high near 78.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 72.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
Mostly sunny, with a high near 77.
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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:
3:16 pm EDT Jul 15, 2025
Forecast Valid:
5pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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