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Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
A Few Clouds
57°F
14°C
| Humidity | 64% |
| Wind Speed | E 7 mph |
| Barometer | 30.28 in (1025.2 mb) |
| Dewpoint | 45°F (7°C) |
| Visibility | 10.00 mi |
| Last update | 1 Oct 9:56 pm EDT |
Extended Forecast for
Islip NYSimilar City Names
Tonight
Low: 49 °F
Clear
Thursday
High: 65 °F
Sunny
Thursday Night
Low: 50 °F
Partly Cloudy
Friday
High: 69 °F
Mostly Sunny
Friday Night
Low: 54 °F
Clear
Saturday
High: 75 °F
Sunny
Saturday Night
Low: 58 °F
Mostly Clear
Sunday
High: 76 °F
Sunny
Sunday Night
Low: 59 °F
Mostly Clear
Detailed Forecast
Tonight
Clear, with a low around 49. Northeast wind around 10 mph.
Thursday
Sunny, with a high near 65. Northeast wind around 10 mph.
Thursday Night
Partly cloudy, with a low around 50. East wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 69. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Friday Night
Clear, with a low around 54. West wind around 6 mph.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 72.
Additional Forecasts and Information
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Point Forecast:
Islip NYSimilar City Names
40.73°N 73.22°W (Elev. 7 ft)
40.73°N 73.22°W (Elev. 7 ft)
6:44 pm EDT Oct 1, 2025
10pm EDT Oct 1, 2025-6pm EDT Oct 8, 2025
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