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

40°F

4°C

Humidity 79%
Wind Speed S 9 mph
Barometer 29.82 in (1009.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 13 Mar 11:56 pm EDT
Extended Forecast for

Ocean Beach NY

  • Overnight

    Overnight: A 20 percent chance of showers before 2am. Mostly clear, with a steady temperature around 42. Windy, with a southwest wind 25 to 29 mph.

    Low: 42 °F

    Slight Chance
    Showers and
    Windy

  • Saturday

    Saturday: Sunny, with a high near 45. Windy, with a west wind 25 to 30 mph, with gusts as high as 43 mph.

    High: 45 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 35. Northwest wind 8 to 16 mph.

    Low: 35 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 45. Southeast wind 10 to 15 mph.

    High: 45 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain after 2am. Temperature rising to around 47 by 5am. Breezy, with a southeast wind 15 to 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F⇑

    Mostly Cloudy
    then Rain and
    Breezy

  • Monday

    Monday: Rain, with thunderstorms also possible after 2pm. High near 53. Windy. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 53 °F

    Rain and
    Windy

  • Monday Night

    Monday Night: Rain and possibly a thunderstorm. Low around 36. Windy. Chance of precipitation is 90%.

    Low: 36 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: A 30 percent chance of rain before 8am. Mostly sunny, with a high near 41. Windy.

    High: 41 °F

    Windy. Chance
    Rain then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28. Windy.

    Low: 28 °F

    Partly Cloudy
    and Windy

Detailed Forecast

Overnight
A 20 percent chance of showers before 2am. Mostly clear, with a steady temperature around 42. Windy, with a southwest wind 25 to 29 mph.
Saturday
Sunny, with a high near 45. Windy, with a west wind 25 to 30 mph, with gusts as high as 43 mph.
Saturday Night
Increasing clouds, with a low around 35. Northwest wind 8 to 16 mph.
Sunday
Mostly cloudy, with a high near 45. Southeast wind 10 to 15 mph.
Sunday Night
Rain after 2am. Temperature rising to around 47 by 5am. Breezy, with a southeast wind 15 to 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, with thunderstorms also possible after 2pm. High near 53. Windy. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain and possibly a thunderstorm. Low around 36. Windy. Chance of precipitation is 90%.
Tuesday
A 30 percent chance of rain before 8am. Mostly sunny, with a high near 41. Windy.
Tuesday Night
Partly cloudy, with a low around 28. Windy.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 43.
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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:
9:14 pm EDT Mar 13, 2026
Forecast Valid:
12am EDT Mar 14, 2026-6pm EDT Mar 20, 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