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Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Overcast
51°F
11°C
| Humidity | 54% |
| Wind Speed | N 16 G 26 mph |
| Barometer | 30.16 in (1021.2 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 46°F (8°C) |
| Last update | 17 Oct 12:56 pm EDT |
Extended Forecast for
Islip NY
This Afternoon
High: 53 °F
Mostly Cloudy
Tonight
Low: 37 °F
Mostly Clear
Sunday
High: 56 °F
Sunny
Sunday Night
Low: 43 °F
Mostly Clear
Monday
High: 60 °F
Mostly Sunny
Monday Night
Low: 45 °F
Mostly Cloudy
Tuesday
High: 64 °F
Partly Sunny
Tuesday Night
Low: 47 °F
Partly Cloudy
Wednesday
High: 61 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 53. North wind around 16 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 37. North wind 9 to 13 mph.
Sunday
Sunny, with a high near 56. North wind 7 to 9 mph.
Sunday Night
Mostly clear, with a low around 43. Northeast wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 60. Northeast wind 9 to 11 mph.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
Partly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly cloudy, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 64.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Islip NY
40.73°N 73.22°W (Elev. 7 ft)
40.73°N 73.22°W (Elev. 7 ft)
9:18 am EDT Oct 17, 2026
1pm EDT Oct 17, 2026-6pm EDT Oct 23, 2026
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