Islip, New York Weather
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Weather Forecast for Islip, New York : Suffolk County
Issued: 2:18 pm EDT Oct 12, 2025 Latitude: 40.7298207 Longitude: -73.2103934 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Columbus Day Tuesday Wednesday Thursday Friday Saturday Sunday
90% chance of rain on This Afternoon 100% chance of rain on Tonight 90% chance of thunderstorms on Columbus Day 30% chance of rain on Tuesday Mostly Sunny on Wednesday Sunny on Thursday Sunny on Friday Mostly Sunny on Saturday Partly Sunny on Sunday
High: 59°F Low: 59°F High: 63°F High: 64°F High: 66°F High: 59°F High: 61°F High: 66°F High: 70°F
Low: 54°F Low: 54°F Low: 44°F Low: 43°F Low: 47°F Low: 54°F  
Rain Rain Thunderstorms Rain Mostly Sunny Sunny Sunny Mostly Sunny Partly Sunny
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Current Conditions at
ISLIP - (KISP)
59°
Cloudy
Light Rain Mist
as of 3:56 PM EDST
Rel. Humidity: 87%
Dew Point: 55°F
Visibility: 3 Miles
Pressure: 30.00 in.
Flight Rule: MVFR
Wind Data
23 MPH
Gust: 32 MPH
040° Northeast
Cloud Level(s): Broken at 1000ft, Solid Overcast at 1400ft
Current Conditions at
FARMINGDALE - (KFRG)
55°
Cloudy
Rain Mist
as of 3:53 PM EDST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 4 Miles
Pressure: 30.00 in.
Flight Rule: MVFR
Wind Data
22 MPH
Gust: 32 MPH
030° Northeast
Cloud Level(s): Solid Overcast at 1400ft
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
57°
Cloudy
Mist
as of 4:25 PM EDST
Rel. Humidity: 93%
Dew Point: 55°F
Visibility: 4 Miles
Pressure: 30.00 in.
Flight Rule: IFR
Wind Data
10 MPH
Gust: 24 MPH
030° Northeast
Cloud Level(s): Solid Overcast at 900ft
Current Conditions at
NEW YORK-KENNEDY - (KJFK)
55°
Cloudy
Rain Mist
as of 3:51 PM EDST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 6 Miles
Pressure: 30.02 in.
Flight Rule: MVFR
Wind Data
20 MPH
Gust: 35 MPH
020° North
Cloud Level(s): Scattered at 1600ft, Solid Overcast at 2200ft
90% chance of rain This Afternoon This Afternoon... Rain. Steady temperature around 59. Windy, with a northeast wind 26 to 28 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
100% chance of rain Tonight Tonight... Rain. Steady temperature around 59. Windy, with a northeast wind around 29 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
90% chance of thunderstorms Columbus Day Columbus Day... Rain, with thunderstorms also possible after 2pm. Some of the storms could produce heavy rainfall. High near 63. Breezy, with a northeast wind 23 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
90% chance of thunderstorms Monday Night Monday Night... Rain likely and possibly a thunderstorm, then rain after 8pm. Some of the storms could produce heavy rainfall. Low around 54. Breezy, with a northeast wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
30% chance of rain Tuesday Tuesday... A 30 percent chance of rain. Mostly cloudy, with a high near 64. North wind around 16 mph, with gusts as high as 26 mph.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 54.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 66.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 44.
Sunny on Thursday Thursday... Sunny, with a high near 59.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 43.
Sunny on Friday Friday... Sunny, with a high near 61.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 47.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 66.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 54.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 70.
Current Radar Image


Sun Almanac for Islip, New York
Sunrise: 07:01 AM
Sunset: 6:17 PM
Civil Sunrise:06:34 AM
Civil Sunset: 6:45 PM
Nautical Sunrise: 06:02 AM
Nautical Sunset: 7:16 PM
Astro Sunrise: 05:30 AM
Astro Sunset: 7:48 PM
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