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.

Mostly Cloudy

76°F

24°C

Humidity 77%
Wind Speed Vrbl 7 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 17 Sep 4:56 pm EDT
Extended Forecast for

Ocean Beach NY

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after 10pm. Mostly cloudy, with a low around 70. Breezy, with a south wind 15 to 20 mph.

    Low: 70 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 79. North wind 10 to 15 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Breezy, with a north wind 13 to 21 mph.

    Low: 58 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 69. Northeast wind 11 to 18 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 60. Southeast wind 11 to 13 mph.

    Low: 60 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 71 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers, mainly before 2am. Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

  • Monday

    Monday: A 40 percent chance of showers. Mostly cloudy, with a high near 68. Breezy.

    High: 68 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 62. Breezy.

    Low: 62 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly after 10pm. Mostly cloudy, with a low around 70. Breezy, with a south wind 15 to 20 mph.
Friday
Mostly sunny, with a high near 79. North wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around 58. Breezy, with a north wind 13 to 21 mph.
Saturday
Mostly sunny, with a high near 69. Northeast wind 11 to 18 mph.
Saturday Night
Mostly cloudy, with a low around 60. Southeast wind 11 to 13 mph.
Sunday
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers, mainly before 2am. Low around 65. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 68. Breezy.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 62. Breezy.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 64. Windy.
Tuesday Night
Mostly cloudy, with a low around 59. Windy.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 62. Windy.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 59. Windy.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 63. Windy.
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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:
2:41 pm EDT Sep 17, 2026
Forecast Valid:
5pm EDT Sep 17, 2026-6pm EDT Sep 24, 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