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Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Partly Cloudy
71°F
22°C
| Humidity | 57% |
| Wind Speed | W 3 mph |
| Barometer | 30.15 in (1020.8 mb) |
| Dewpoint | 55°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 7 Sep 7:56 pm EDT |
Extended Forecast for
Central Islip NY
Tonight
Low: 61 °F
Partly Cloudy
Tuesday
High: 81 °F
Sunny
Tuesday Night
Low: 65 °F
Partly Cloudy
Wednesday
High: 81 °F
Mostly Sunny
Wednesday Night
Low: 70 °F
Partly Cloudy
Thursday
High: 85 °F
Mostly Sunny
then Chance
ShowersThursday Night
Low: 65 °F
Chance
Showers then
Mostly CloudyFriday
High: 78 °F
Mostly Sunny
Friday Night
Low: 61 °F
Mostly Clear
Detailed Forecast
Tonight
Partly cloudy, with a low around 61. Calm wind.
Tuesday
Sunny, with a high near 81. Northwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 65. Light southwest wind.
Wednesday
Mostly sunny, with a high near 81. Light southwest wind becoming south 9 to 14 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 70. Southwest wind around 16 mph, with gusts as high as 26 mph.
Thursday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 85.
Thursday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 65.
Friday
Mostly sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 79.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Central Islip NY
40.79°N 73.2°W (Elev. 98 ft)
40.79°N 73.2°W (Elev. 98 ft)
2:19 pm EDT Sep 7, 2026
8pm EDT Sep 7, 2026-6pm EDT Sep 14, 2026
Additional Resources
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