Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Partly Cloudy and Breezy
60°F
16°C
| Humidity | 33% |
| Wind Speed | W 21 G 31 mph |
| Barometer | 29.89 in (1012.0 mb) |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Last update | 1 Nov 1:56 pm EDT |
Extended Forecast for
Sayville NY
This Afternoon
High: 57 °F
Mostly Sunny
Tonight
Low: 42 °F
Partly Cloudy
Sunday
High: 58 °F
Sunny
Sunday Night
Low: 45 °F
Mostly Clear
Monday
High: 61 °F
Mostly Sunny
then Chance
RainMonday Night
Low: 47 °F
Chance Rain
Tuesday
High: 60 °F
Sunny
Tuesday Night
Low: 46 °F
Mostly Clear
Wednesday
High: 60 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 57. West wind around 17 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 42. Northwest wind 7 to 11 mph.
Sunday
Sunny, with a high near 58. Northwest wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 45. Southwest wind 3 to 5 mph.
Monday
A 30 percent chance of rain after 2pm. Partly sunny, with a high near 61. South wind 5 to 13 mph.
Monday Night
A 30 percent chance of rain before 2am. Partly cloudy, with a low around 47.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Mostly clear, with a low around 41.
Friday
Partly sunny, with a high near 59.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Sayville NY
40.73°N 73.07°W (Elev. 16 ft)
40.73°N 73.07°W (Elev. 16 ft)
1:49 pm EDT Nov 1, 2025
2pm EDT Nov 1, 2025-6pm EST Nov 7, 2025
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