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.

Partly Cloudy

43°F

6°C

Humidity 43%
Wind Speed W 20 G 35 mph
Barometer 29.96 in (1014.6 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 4 Dec 1:56 pm EST
Extended Forecast for

East Patchogue NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 41. West wind around 15 mph, with gusts as high as 26 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 17. Northwest wind 6 to 16 mph, with gusts as high as 28 mph.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 37. Wind chill values between 10 and 20. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 37 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A chance of snow before 10pm, then a chance of rain and snow between 10pm and 1am, then a chance of rain after 1am. Cloudy, with a steady temperature around 32. Calm wind. Chance of precipitation is 40%.

    Low: 32 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 43. Calm wind becoming west 5 to 9 mph in the morning.

    High: 43 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 29.

    Low: 29 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 41. West wind around 15 mph, with gusts as high as 26 mph.
Tonight
Partly cloudy, with a low around 17. Northwest wind 6 to 16 mph, with gusts as high as 28 mph.
Friday
Increasing clouds, with a high near 37. Wind chill values between 10 and 20. Light and variable wind becoming south 5 to 7 mph in the morning.
Friday Night
A chance of snow before 10pm, then a chance of rain and snow between 10pm and 1am, then a chance of rain after 1am. Cloudy, with a steady temperature around 32. Calm wind. Chance of precipitation is 40%.
Saturday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 43. Calm wind becoming west 5 to 9 mph in the morning.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 29.
Sunday
Partly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 36.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 30.
Wednesday
Mostly cloudy, with a high near 45.
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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:
12:58 pm EST Dec 4, 2025
Forecast Valid:
2pm EST Dec 4, 2025-6pm EST Dec 10, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation