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Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Fair
47°F
8°C
| Humidity | 66% |
| Wind Speed | Calm |
| Barometer | 30.55 in (1034.5 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Last update | 18 Oct 7:56 pm EDT |
Extended Forecast for
East Setauket NY
Tonight
Low: 42 °F
Clear
Monday
High: 61 °F
Sunny
Monday Night
Low: 47 °F
Mostly Cloudy
Tuesday
High: 64 °F
Mostly Cloudy
Tuesday Night
Low: 48 °F
Partly Cloudy
Wednesday
High: 59 °F
Mostly Sunny
Wednesday Night
Low: 46 °F
Partly Cloudy
Thursday
High: 63 °F
Mostly Sunny
Thursday Night
Low: 49 °F
Mostly Clear
Detailed Forecast
Tonight
Clear, with a low around 42. Light and variable wind becoming east around 5 mph after midnight.
Monday
Sunny, with a high near 61. Northeast wind 9 to 11 mph.
Monday Night
Mostly cloudy, with a low around 47. Northeast wind 9 to 14 mph.
Tuesday
Mostly cloudy, with a high near 64. North wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 48. Northeast wind 14 to 18 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 60.
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)
7:53 pm EDT Oct 18, 2026
8pm EDT Oct 18, 2026-6pm EDT Oct 25, 2026
Additional Resources
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