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.

Mostly Cloudy

49°F

9°C

Humidity 43%
Wind Speed NW 16 G 26 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 20 Apr 3:56 pm EDT
Extended Forecast for

Ocean Beach NY

Freeze Warning April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Warning

  • This Afternoon

    This Afternoon: Isolated showers. Partly sunny, with a high near 53. North wind around 15 mph. Chance of precipitation is 20%.

    High: 53 °F

    Isolated
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 33. North wind 11 to 14 mph.

    Low: 33 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 48. North wind 5 to 10 mph becoming south in the afternoon.

    High: 48 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 2am. Increasing clouds, with a low around 39. South wind 13 to 17 mph.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly between 8am and noon. Mostly cloudy, with a high near 53. South wind 11 to 18 mph.

    High: 53 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Isolated showers. Partly sunny, with a high near 53. North wind around 15 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 33. North wind 11 to 14 mph.
Tuesday
Sunny, with a high near 48. North wind 5 to 10 mph becoming south in the afternoon.
Tuesday Night
A 20 percent chance of showers after 2am. Increasing clouds, with a low around 39. South wind 13 to 17 mph.
Wednesday
A 40 percent chance of showers, mainly between 8am and noon. Mostly cloudy, with a high near 53. South wind 11 to 18 mph.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 53.
Friday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 47.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 49.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 46.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 51.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 52.
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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:
3:44 pm EDT Apr 20, 2026
Forecast Valid:
4pm EDT Apr 20, 2026-6pm EDT Apr 27, 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