Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Light Snow Fog/Mist

33°F

1°C

Humidity 96%
Wind Speed NE 6 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 32°F (0°C)
Visibility 1.50 mi
Wind Chill27°F (-3°C)
Last update 18 Jan 6:52 pm EST
Extended Forecast for

Ocean Beach NY

Winter Weather Advisory January 18, 07:08pm until January 19, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 18, 07:08pm until January 19, 04:00am

    NOW until 4:00am Mon

    Winter Weather Advisory

  • Tonight

    Low: 27 °F

    Rain/Snow
    then Snow
    Likely

  • M.L.King Day

    M.L.King Day: Mostly cloudy through mid morning, then becoming sunny, with a high near 34. Wind chill values between 15 and 20. Breezy, with a west wind 17 to 23 mph.

    High: 34 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming clear, with a low around 20. Wind chill values between 5 and 15. Windy, with a west wind 26 to 32 mph.

    Low: 20 °F

    Decreasing
    Clouds and
    Windy

  • Tuesday

    Tuesday: Sunny, with a high near 25. Wind chill values between zero and 10. Windy, with a west wind around 26 mph.

    High: 25 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 18. Breezy, with a west wind 14 to 22 mph.

    Low: 18 °F

    Clear and
    Breezy then
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Mostly Cloudy
    and Breezy

  • Thursday

    Thursday: A 30 percent chance of rain before 1pm.  Partly sunny, with a high near 40. Breezy.

    High: 40 °F

    Chance Rain
    and Breezy

Detailed Forecast

Tonight
Rain and snow before 1am, then a slight chance of snow between 1am and 4am. Low around 27. Wind chill values between 20 and 25. Northeast wind 10 to 14 mph becoming northwest after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
M.L.King Day
Mostly cloudy through mid morning, then becoming sunny, with a high near 34. Wind chill values between 15 and 20. Breezy, with a west wind 17 to 23 mph.
Monday Night
Mostly cloudy, then gradually becoming clear, with a low around 20. Wind chill values between 5 and 15. Windy, with a west wind 26 to 32 mph.
Tuesday
Sunny, with a high near 25. Wind chill values between zero and 10. Windy, with a west wind around 26 mph.
Tuesday Night
Clear, with a low around 18. Breezy, with a west wind 14 to 22 mph.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 35. Breezy.
Thursday
A 30 percent chance of rain before 1pm. Partly sunny, with a high near 40. Breezy.
Thursday Night
Mostly clear, with a low around 24. Breezy.
Friday
Mostly sunny, with a high near 32.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 30.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 17. Blustery.
Sunday
A 40 percent chance of snow. Partly sunny, with a high near 25. Blustery.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Ocean Beach NY
 40.64°N 73.18°W (Elev. 0 ft)
6:17 pm EST Jan 18, 2026
7pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
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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