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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: 5:51 am EST Nov 7, 2025 Latitude: 40.7298207 Longitude: -73.2103934 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Veterans Day Wednesday Thursday
Partly Sunny on Today 80% chance of rain on Tonight 30% chance of rain on Saturday 60% chance of rain on Sunday 40% chance of  on Monday Mostly Sunny on Veterans Day Partly Sunny on Wednesday Mostly Sunny on Thursday
High: 62°F Low: 54°F High: 65°F High: 62°F High: 56°F High: 47°F High: 53°F High: 53°F
Low: 46°F Low: 48°F Low: 33°F Low: 38°F Low: 42°F  
Partly Sunny Rain Rain Rain Partly Sunny Mostly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
ISLIP - (KISP)
34°
Mostly Clear
as of 6:56 AM EST
Rel. Humidity: 74%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 25000ft
Current Conditions at
FARMINGDALE - (KFRG)
30°
Clear
as of 6:53 AM EST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
3 MPH
350° North
Cloud Level(s): Clear
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
28°
Clear
as of 6:56 AM EST
Rel. Humidity: 86%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
NEW YORK-KENNEDY - (KJFK)
36°
Partly Cloudy
as of 6:51 AM EST
Rel. Humidity: 80%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
3 MPH
070° East
Cloud Level(s): Few at 3300ft, Scattered at 25000ft
Partly Sunny on Today Today... Partly sunny, with a high near 62. Light south wind becoming southwest 12 to 17 mph in the morning. Winds could gust as high as 32 mph.

80% chance of rain Tonight Tonight... Showers, mainly between 10pm and 4am. Low around 54. South wind 10 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

30% chance of rain Saturday Saturday... A 30 percent chance of showers before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 65. West wind 8 to 10 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 46. Northwest wind around 6 mph becoming light and variable.

60% chance of rain Sunday Sunday... Rain likely, mainly after 1pm. Mostly cloudy, with a high near 62. Southeast wind 6 to 14 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

80% chance of rain Sunday Night Sunday Night... Rain. Low around 48. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

40% chance of  Monday Monday... A 40 percent chance of showers before 1pm. Partly sunny, with a high near 56.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 33.

Mostly Sunny on Veterans Day Veterans Day... Mostly sunny, with a high near 47.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 38.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 53.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 42.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 53.

Current Radar Image


Sun Almanac for Islip, New York
Sunrise: 06:31 AM
Sunset: 4:42 PM
Civil Sunrise:06:02 AM
Civil Sunset: 5:11 PM
Nautical Sunrise: 05:29 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 04:57 AM
Astro Sunset: 6:16 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.