Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Rain Fog/Mist and Breezy

60°F

16°C

Humidity 90%
Wind Speed NE 22 G 33 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 57°F (14°C)
Visibility 5.00 mi
Last update 12 Oct 10:56 pm EDT
Extended Forecast for

East Islip NY

Wind Advisory October 12, 11:09pm until October 13, 06:00pm
Coastal Flood Warning October 12, 11:09pm until October 13, 07:00pm
Click here for hazard details and duration
Wind Advisory
Coastal Flood Warning
  •  
    Wind Advisory October 12, 11:09pm until October 13, 06:00pm
    Coastal Flood Warning October 12, 11:09pm until October 13, 07:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 56 °F

    Rain and
    Windy

  • Columbus Day

    Columbus Day: Rain, with thunderstorms also possible after 2pm. Some of the storms could produce heavy rainfall.  High near 63. Windy, with a northeast wind 24 to 26 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.

    High: 63 °F

    Heavy Rain
    and Windy

  • 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 33 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Heavy Rain
    and Breezy

  • 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 28 mph.

    High: 64 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54. North wind 8 to 10 mph.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Tonight
Rain. Low around 56. Windy, with a northeast wind around 30 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Columbus Day
Rain, with thunderstorms also possible after 2pm. Some of the storms could produce heavy rainfall. High near 63. Windy, with a northeast wind 24 to 26 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.
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 33 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 30 percent chance of rain. Mostly cloudy, with a high near 64. North wind around 16 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly cloudy, with a low around 54. North wind 8 to 10 mph.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
East Islip NY
 40.73°N 73.19°W (Elev. 16 ft)
2:18 pm EDT Oct 12, 2025
11pm EDT Oct 12, 2025-6pm EDT Oct 19, 2025
 
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Additional Resources

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