Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy and Windy

47°F

8°C

Humidity 36%
Wind Speed NW 26 G 38 mph
Barometer 29.70 in (1005.6 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 17 Nov 12:56 pm EST
Extended Forecast for

Patchogue NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 46. West wind around 17 mph, with gusts as high as 31 mph.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 33. West wind 10 to 15 mph, with gusts as high as 29 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. West wind around 11 mph, with gusts as high as 22 mph.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 1am, then a chance of rain and snow.  Mostly cloudy, with a low around 35. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 35 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 20 percent chance of rain before 1pm.  Partly sunny, with a high near 49. Calm wind becoming north 5 to 8 mph in the morning.

    High: 49 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Cloudy, with a low around 42.

    Low: 42 °F

    Cloudy

  • Friday

    Friday: A 40 percent chance of rain.  Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 46. West wind around 17 mph, with gusts as high as 31 mph.
Tonight
Mostly clear, with a low around 33. West wind 10 to 15 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 47. West wind around 11 mph, with gusts as high as 22 mph.
Tuesday Night
A slight chance of rain before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 35. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.
Wednesday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 49. Calm wind becoming north 5 to 8 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Mostly cloudy, with a high near 51.
Thursday Night
Cloudy, with a low around 42.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 57.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
Saturday
A 40 percent chance of rain. Partly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Patchogue NY
 40.77°N 73.03°W (Elev. 23 ft)
12:43 pm EST Nov 17, 2025
1pm EST Nov 17, 2025-6pm EST Nov 23, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database