Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Mostly Cloudy
81°F
27°C
| Humidity | 49% |
| Wind Speed | S 8 mph |
| Barometer | 30.12 in (1020.0 mb) |
| Dewpoint | 60°F (16°C) |
| Visibility | 10.00 mi |
| Heat Index | 82°F (28°C) |
| Last update | 4 Aug 5:56 pm EDT |
Extended Forecast for
Setauket-East Setauket NY
Tonight
Low: 67 °F
Haze
Tuesday
High: 86 °F
Haze
Tuesday Night
Low: 68 °F
Mostly Cloudy
Wednesday
High: 82 °F
Mostly Cloudy
Wednesday Night
Low: 67 °F
Mostly Cloudy
Thursday
High: 81 °F
Mostly Sunny
Thursday Night
Low: 65 °F
Mostly Clear
Friday
High: 82 °F
Sunny
Friday Night
Low: 66 °F
Mostly Clear
Detailed Forecast
Tonight
Widespread haze. Partly cloudy, with a low around 67. South wind around 6 mph becoming calm in the evening.
Tuesday
Widespread haze. Partly sunny, with a high near 86. Northeast wind 5 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 68. East wind around 6 mph.
Wednesday
Mostly cloudy, with a high near 82. East wind 8 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 67. East wind around 7 mph.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 87.
Additional Forecasts and Information
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Point Forecast:
Setauket-East Setauket NY
40.94°N 73.11°W (Elev. 52 ft)
40.94°N 73.11°W (Elev. 52 ft)
2:00 pm EDT Aug 4, 2025
6pm EDT Aug 4, 2025-6pm EDT Aug 11, 2025
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