Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Mostly Cloudy
67°F
19°C
| Humidity | 81% |
| Wind Speed | Calm |
| Barometer | 30.20 in (1022.7 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 1 Aug 8:56 pm EDT |
Extended Forecast for
Islip NYSimilar City Names
Tonight
Low: 63 °F
Decreasing
CloudsSaturday
High: 80 °F
Sunny
Saturday Night
Low: 63 °F
Mostly Clear
Sunday
High: 81 °F
Sunny
Sunday Night
Low: 65 °F
Partly Cloudy
Monday
High: 83 °F
Sunny
Monday Night
Low: 68 °F
Partly Cloudy
Tuesday
High: 83 °F
Mostly Sunny
Tuesday Night
Low: 69 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 63. North wind 5 to 7 mph.
Saturday
Sunny, with a high near 80. North wind around 8 mph.
Saturday Night
Mostly clear, with a low around 63. Calm wind.
Sunday
Sunny, with a high near 81. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 65. South wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Mostly cloudy, with a low around 69.
Wednesday
Partly sunny, with a high near 82.
Wednesday Night
Mostly cloudy, with a low around 69.
Thursday
Partly sunny, with a high near 80.
Thursday Night
Mostly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 81.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Islip NYSimilar City Names
40.73°N 73.22°W (Elev. 7 ft)
40.73°N 73.22°W (Elev. 7 ft)
1:53 pm EDT Aug 1, 2025
9pm EDT Aug 1, 2025-6pm EDT Aug 8, 2025
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