Islip, New York Weather
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Weather Forecast for Islip, New York : Suffolk County
Issued: 3:15 am EDT Jul 3, 2025 Latitude: 40.7298207 Longitude: -73.2103934 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Independence Day Saturday Sunday Monday Tuesday Wednesday
30% chance of thunderstorms on Today 30% chance of thunderstorms on Tonight Sunny on Independence Day Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday 40% chance of thunderstorms on Tuesday 30% chance of  on Wednesday
High: 86°F Low: 68°F High: 85°F High: 83°F High: 84°F High: 86°F High: 85°F High: 83°F
Low: 67°F Low: 69°F Low: 71°F Low: 72°F Low: 71°F  
Thunderstorms Thunderstorms Sunny Sunny Mostly Sunny Mostly Sunny Thunderstorms Partly Sunny
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Current Conditions at
ISLIP - (KISP)
70°
Partly Cloudy
Mist
as of 5:42 AM EDST
Rel. Humidity: 100%
Dew Point: 70°F
Visibility: 3 Miles
Pressure: 29.84 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Scattered at 100ft
Current Conditions at
FARMINGDALE - (KFRG)
72°
Clear
as of 4:53 AM EDST
Rel. Humidity: 88%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
3 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
72°
Partly Cloudy
Haze
as of 5:34 AM EDST
Rel. Humidity: 37%
Dew Point: 45°F
Visibility: 1/4 Miles
Pressure: 29.84 in.
Flight Rule: IFR
Wind Data
Calm
Current Conditions at
NEW YORK-KENNEDY - (KJFK)
75°
Partly Cloudy
as of 4:51 AM EDST
Rel. Humidity: 83%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.84 in.
Flight Rule: VFR
Wind Data
6 MPH
290° West
Cloud Level(s): Scattered at 25000ft
30% chance of thunderstorms Today Today... A slight chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Sunny, with a high near 86. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 30%.

30% chance of thunderstorms Tonight Tonight... A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 68. Northwest wind around 6 mph.

Sunny on Independence Day Independence Day... Sunny, with a high near 85. North wind around 7 mph.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 67. West wind around 6 mph becoming calm in the evening.

Sunny on Saturday Saturday... Sunny, with a high near 83. Calm wind becoming south 5 to 8 mph in the afternoon.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 69.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 84.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 71.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 86.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 72.

40% chance of thunderstorms Tuesday Tuesday... A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.

30% chance of thunderstorms Tuesday Night Tuesday Night... A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

30% chance of  Wednesday Wednesday... A 30 percent chance of showers. Partly sunny, with a high near 83.

Current Radar Image


Sun Almanac for Islip, New York
Sunrise: 05:27 AM
Sunset: 8:28 PM
Civil Sunrise:04:54 AM
Civil Sunset: 9:01 PM
Nautical Sunrise: 04:12 AM
Nautical Sunset: 9:43 PM
Astro Sunrise: 03:22 AM
Astro Sunset: 10:32 PM
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