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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: 1:32 pm EST Nov 28, 2025 Latitude: 40.7298207 Longitude: -73.2103934 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Sunny on This Afternoon Mostly Clear on Tonight Sunny on Saturday 80% chance of rain on Sunday Mostly Sunny on Monday 80% chance of rain on Tuesday Mostly Sunny on Wednesday Partly Sunny on Thursday
High: 44°F Low: 31°F High: 43°F High: 52°F High: 42°F High: 45°F High: 41°F High: 43°F
Low: 32°F Low: 34°F Low: 30°F Low: 31°F Low: 30°F  
Mostly Sunny Mostly Clear Sunny Rain Mostly Sunny Rain Mostly Sunny Partly Sunny
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Current Conditions at
ISLIP - (KISP)
45°
Feels like 35°F
Mostly Cloudy
as of 1:56 PM EST
Rel. Humidity: 30%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 39 MPH
270° West
Cloud Level(s): Scattered at 6000ft, Broken at 25000ft
Current Conditions at
FARMINGDALE - (KFRG)
43°
Feels like 34°F
Mostly Clear
as of 1:53 PM EST
Rel. Humidity: 35%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 33 MPH
270° West
Cloud Level(s): Few at 6500ft
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
43°
Feels like 35°F
Clear
as of 1:56 PM EST
Rel. Humidity: 33%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 35 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
NEW YORK-KENNEDY - (KJFK)
45°
Feels like 36°F
Mostly Cloudy
as of 1:51 PM EST
Rel. Humidity: 33%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 33 MPH
270° West
Cloud Level(s): Broken at 6000ft, Broken at 25000ft
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 44. Breezy, with a west wind around 21 mph, with gusts as high as 41 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 31. Wind chill values between 25 and 30. West wind 11 to 18 mph, with gusts as high as 40 mph.

Sunny on Saturday Saturday... Sunny, with a high near 43. Wind chill values between 20 and 30. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.

Increasing Clouds on Saturday Night Saturday Night... Increasing clouds, with a low around 32. Calm wind becoming south around 6 mph after midnight.

80% chance of rain Sunday Sunday... Rain, mainly after 1pm. High near 52. South wind 9 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

50% chance of rain Sunday Night Sunday Night... A 50 percent chance of rain before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 34.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 42.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 30.

80% chance of rain Tuesday Tuesday... Rain, mainly after 1pm. High near 45. Chance of precipitation is 80%.

60% chance of rain Tuesday Night Tuesday Night... Rain likely, mainly before 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 41.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 30.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 43.

Current Radar Image


Sun Almanac for Islip, New York
Sunrise: 06:55 AM
Sunset: 4:27 PM
Civil Sunrise:06:25 AM
Civil Sunset: 4:57 PM
Nautical Sunrise: 05:51 AM
Nautical Sunset: 5:31 PM
Astro Sunrise: 05:18 AM
Astro Sunset: 6:04 PM
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