Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Overcast
57°F
14°C
| Humidity | 93% |
| Wind Speed | W 6 mph |
| Barometer | 29.98 in (1015.0 mb) |
| Dewpoint | 55°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 5 Oct 3:56 am EDT |
Extended Forecast for
East Setauket NY
Today
High: 71 °F
Mostly Sunny
then Mostly
Sunny and
BreezyTonight
Low: 46 °F
Mostly Clear
Tuesday
High: 64 °F
Sunny
Tuesday Night
Low: 45 °F
Clear
Wednesday
High: 64 °F
Sunny
Wednesday Night
Low: 57 °F
Mostly Clear
Thursday
High: 70 °F
Sunny
Thursday Night
Low: 57 °F
Mostly Clear
Friday
High: 68 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 71. Breezy, with a northwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.
Tonight
Mostly clear, with a low around 46. Northwest wind around 14 mph, with gusts as high as 26 mph.
Tuesday
Sunny, with a high near 64. Northwest wind 11 to 14 mph.
Tuesday Night
Clear, with a low around 45. Northwest wind 5 to 7 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 64. Light southwest wind increasing to 6 to 11 mph in the morning.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 65.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
East Setauket NY
40.94°N 73.11°W (Elev. 52 ft)
40.94°N 73.11°W (Elev. 52 ft)
3:16 am EDT Oct 5, 2026
4am EDT Oct 5, 2026-6pm EDT Oct 11, 2026
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