Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Mostly Cloudy
48°F
9°C
| Humidity | 77% |
| Wind Speed | SW 7 mph |
| Barometer | 30.07 in (1018.2 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Wind Chill | 45°F (7°C) |
| Last update | 11 Apr 2:56 am EDT |
Extended Forecast for
Central Islip NY
Overnight
Low: 45 °F
Partly Cloudy
Saturday
High: 61 °F
Sunny and
BreezySaturday Night
Low: 38 °F
Clear
Sunday
High: 55 °F
Increasing
CloudsSunday Night
Low: 45 °F
Mostly Cloudy
Monday
High: 64 °F
Mostly Cloudy
Monday Night
Low: 53 °F
Decreasing
CloudsTuesday
High: 71 °F
Partly Sunny
Tuesday Night
Low: 52 °F
Mostly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 45. Southwest wind around 8 mph.
Saturday
Sunny, with a high near 61. Breezy, with a north wind 15 to 20 mph.
Saturday Night
Clear, with a low around 38. North wind 5 to 9 mph becoming light after midnight.
Sunday
Increasing clouds, with a high near 55. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 45. South wind 6 to 8 mph.
Monday
Mostly cloudy, with a high near 64.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 53.
Tuesday
Partly sunny, with a high near 71.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 73.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
Mostly cloudy, with a high near 67.
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)
3:06 am EDT Apr 11, 2026
3am EDT Apr 11, 2026-6pm EDT Apr 17, 2026
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