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Islip, New York Weather Forecast
Islip, New York Weather
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Weather Forecast for Islip, New York : Suffolk County
Issued: 3:30 pm EST Nov 24, 2025 Latitude: 40.7298207 Longitude: -73.2103934 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thanksgiving Day Friday Saturday Sunday Monday
Mostly Cloudy on Overnight 50% chance of rain on Tuesday 60% chance of rain on Wednesday Mostly Sunny on Thanksgiving Day Mostly Sunny on Friday Sunny on Saturday Partly Sunny on Sunday 40% chance of rain on Monday
Low: 40°F High: 57°F High: 60°F High: 46°F High: 44°F High: 43°F High: 50°F High: 54°F
Low: 50°F Low: 37°F Low: 31°F Low: 31°F Low: 32°F Low: 39°F  
Mostly Cloudy Rain Rain Mostly Sunny Mostly Sunny Sunny Partly Sunny Rain
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Current Conditions at
ISLIP - (KISP)
36°
Mostly Cloudy
as of 11:56 PM EST
Rel. Humidity: 74%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 19000ft, Broken at 25000ft
Current Conditions at
FARMINGDALE - (KFRG)
36°
Clear
as of 11:53 PM EST
Rel. Humidity: 80%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
30°
Clear
Mist
as of 11:56 PM EST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 6 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
NEW YORK-KENNEDY - (KJFK)
43°
Mostly Cloudy
as of 11:51 PM EST
Rel. Humidity: 75%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 17000ft, Broken at 21000ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a steady temperature around 40. Light southwest wind.

50% chance of rain Tuesday Tuesday... A 50 percent chance of rain after 1pm. Cloudy, with a high near 57. Southwest wind 6 to 10 mph.

100% chance of rain Tuesday Night Tuesday Night... Rain. Low around 50. South wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

60% chance of rain Wednesday Wednesday... Showers likely, mainly before noon. Cloudy, with a high near 60. Southwest wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

20% chance of rain Wednesday Night Wednesday Night... A 20 percent chance of showers before midnight. Partly cloudy, with a low around 37. West wind 8 to 13 mph, with gusts as high as 24 mph.

Mostly Sunny on Thanksgiving Day Thanksgiving Day... Mostly sunny, with a high near 46.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 31.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 44. Breezy.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 31.

Sunny on Saturday Saturday... Sunny, with a high near 43.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 32.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 50.

40% chance of rain Sunday Night Sunday Night... A 40 percent chance of rain. Mostly cloudy, with a low around 39.

40% chance of rain Monday Monday... A 40 percent chance of rain. Mostly cloudy, with a high near 54.

Current Radar Image


Sun Almanac for Islip, New York
Sunrise: 06:52 AM
Sunset: 4:28 PM
Civil Sunrise:06:22 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 05:48 AM
Nautical Sunset: 5:32 PM
Astro Sunrise: 05:15 AM
Astro Sunset: 6:05 PM
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