National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast and Breezy

49°F

9°C

Humidity 66%
Wind Speed SW 22 G 31 mph
Barometer 29.45 in (997.2 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 10 Dec 3:56 pm EST
Extended Forecast for

East Patchogue NY

  • This Afternoon

    This Afternoon: A 30 percent chance of rain. Cloudy, with a high near 49. Breezy, with a southwest wind around 20 mph, with gusts as high as 31 mph.

    High: 49 °F

    Chance Rain
    and Breezy

  • Tonight

    Tonight: Rain, mainly before 10pm. Low around 28. Southwest wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 28 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of snow showers after 1pm. Mostly sunny, with a high near 37. Wind chill values between 20 and 25. Breezy, with a west wind 18 to 21 mph, with gusts as high as 41 mph.

    High: 37 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. Wind chill values between 10 and 20. Breezy, with a west wind 17 to 22 mph, with gusts as high as 43 mph.

    Low: 24 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 36. West wind 11 to 16 mph, with gusts as high as 28 mph.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A 40 percent chance of snow before 1pm. Mostly cloudy, with a high near 34.

    High: 34 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Cloudy, with a high near 49. Breezy, with a southwest wind around 20 mph, with gusts as high as 31 mph.
Tonight
Rain, mainly before 10pm. Low around 28. Southwest wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of snow showers after 1pm. Mostly sunny, with a high near 37. Wind chill values between 20 and 25. Breezy, with a west wind 18 to 21 mph, with gusts as high as 41 mph.
Thursday Night
Partly cloudy, with a low around 24. Wind chill values between 10 and 20. Breezy, with a west wind 17 to 22 mph, with gusts as high as 43 mph.
Friday
Mostly sunny, with a high near 36. West wind 11 to 16 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 39.
Saturday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 25.
Sunday
A 40 percent chance of snow before 1pm. Mostly cloudy, with a high near 34.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Patchogue NY
 40.77°N 72.98°W (Elev. 23 ft)
Last Update:
3:34 pm EST Dec 10, 2025
Forecast Valid:
4pm EST Dec 10, 2025-6pm EST Dec 17, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation