Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Overcast
57°F
14°C
| Humidity | 96% |
| Wind Speed | NW 5 mph |
| Barometer | 29.99 in (1015.6 mb) |
| Dewpoint | 56°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 5 Oct 2:56 am EDT |
Extended Forecast for
West Sayville NY
Overnight
Low: 54 °F
Mostly Cloudy
Monday
High: 68 °F
Mostly Sunny
then Sunny
and BreezyMonday Night
Low: 45 °F
Clear
Tuesday
High: 61 °F
Sunny
Tuesday Night
Low: 45 °F
Clear
Wednesday
High: 65 °F
Sunny
Wednesday Night
Low: 57 °F
Mostly Clear
Thursday
High: 69 °F
Sunny
Thursday Night
Low: 57 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly cloudy, with a low around 54. Light north wind.
Monday
Partly sunny, then gradually becoming sunny, with a high near 68. Breezy, with a northwest wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon.
Monday Night
Clear, with a low around 45. Northwest wind 10 to 17 mph.
Tuesday
Sunny, with a high near 61. Northwest wind around 10 mph.
Tuesday Night
Clear, with a low around 45. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 63.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
West Sayville NY
40.74°N 73.1°W (Elev. 30 ft)
40.74°N 73.1°W (Elev. 30 ft)
7:32 pm EDT Oct 4, 2026
3am EDT Oct 5, 2026-6pm EDT Oct 11, 2026
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