Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Fair
49°F
9°C
| Humidity | 61% |
| Wind Speed | W 8 mph |
| Barometer | 29.74 in (1007.1 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 46°F (8°C) |
| Last update | 9 Nov 12:56 am EST |
Extended Forecast for
Islandia NY
Overnight
Low: 44 °F
Mostly Clear
Monday
High: 58 °F
Decreasing
CloudsMonday Night
Low: 38 °F
Mostly Clear
Tuesday
High: 60 °F
Mostly Sunny
Tuesday Night
Low: 41 °F
Clear
Veterans Day
High: 60 °F
Sunny
Wednesday Night
Low: 40 °F
Mostly Cloudy
Thursday
High: 57 °F
Mostly Cloudy
then Chance
RainThursday Night
Low: 38 °F
Rain
Detailed Forecast
Overnight
Mostly clear, with a steady temperature around 44. West wind around 8 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 58. Northwest wind 9 to 16 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 38. Northwest wind 7 to 10 mph.
Tuesday
Mostly sunny, with a high near 60. West wind 7 to 11 mph.
Tuesday Night
Clear, with a low around 41. West wind around 6 mph.
Veterans Day
Sunny, with a high near 60.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
A 40 percent chance of rain after 1pm. Mostly cloudy, with a high near 57.
Thursday Night
Rain. Low around 38. Chance of precipitation is 80%.
Friday
Rain. High near 48. Chance of precipitation is 80%.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 48.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Islandia NY
40.81°N 73.17°W (Elev. 161 ft)
40.81°N 73.17°W (Elev. 161 ft)
1:44 pm EST Nov 8, 2026
1am EST Nov 9, 2026-6pm EST Nov 15, 2026
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