Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
A Few Clouds
78°F
26°C
| Humidity | 48% |
| Wind Speed | N 8 mph |
| Barometer | 29.96 in (1014.4 mb) |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 18 Sep 12:56 pm EDT |
Extended Forecast for
East Setauket NY
This Afternoon
High: 79 °F
Sunny
Tonight
Low: 63 °F
Mostly Clear
Friday
High: 82 °F
Sunny
Friday Night
Low: 58 °F
Partly Cloudy
Saturday
High: 72 °F
Sunny
Saturday Night
Low: 57 °F
Mostly Clear
Sunday
High: 70 °F
Mostly Sunny
Sunday Night
Low: 57 °F
Partly Cloudy
Monday
High: 74 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 79. West wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 63. Light and variable wind becoming west around 5 mph after midnight.
Friday
Sunny, with a high near 82. Northwest wind around 6 mph.
Friday Night
Partly cloudy, with a low around 58. Northeast wind 6 to 10 mph.
Saturday
Sunny, with a high near 72. Northeast wind 8 to 11 mph.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Partly sunny, with a high near 79.
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)
1:56 am EDT Sep 18, 2025
1pm EDT Sep 18, 2025-6pm EDT Sep 24, 2025
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