Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
A Few Clouds
51°F
11°C
| Humidity | 54% |
| Wind Speed | NW 13 G 22 mph |
| Barometer | 29.79 in (1008.8 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 46°F (8°C) |
| Last update | 7 Nov 6:56 pm EST |
Extended Forecast for
North Great River NY
Tonight
Low: 42 °F
Partly Cloudy
Sunday
High: 62 °F
Sunny
Sunday Night
Low: 41 °F
Mostly Clear
Monday
High: 59 °F
Mostly Sunny
Monday Night
Low: 37 °F
Mostly Clear
Tuesday
High: 61 °F
Mostly Sunny
Tuesday Night
Low: 42 °F
Mostly Clear
Veterans Day
High: 60 °F
Sunny
Wednesday Night
Low: 40 °F
Partly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a low around 42. Northwest wind 13 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 62. West wind 13 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 41. West wind 10 to 13 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 59. West wind 13 to 16 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 37. West wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 42.
Veterans Day
Sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
A 30 percent chance of rain after 1pm. Partly sunny, with a high near 57.
Thursday Night
Rain likely. Mostly cloudy, with a low around 37. Breezy. Chance of precipitation is 60%.
Friday
Rain likely. Mostly cloudy, with a high near 51. Breezy. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 50.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
North Great River NY
40.74°N 73.16°W (Elev. 7 ft)
40.74°N 73.16°W (Elev. 7 ft)
4:00 pm EST Nov 7, 2026
7pm EST Nov 7, 2026-6pm EST Nov 14, 2026
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