Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
A Few Clouds
68°F
20°C
| Humidity | 33% |
| Wind Speed | W 16 G 29 mph |
| Barometer | 29.91 in (1012.6 mb) |
| Dewpoint | 38°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 5 Oct 4:56 pm EDT |
Extended Forecast for
Belle Terre NY
Tonight
Low: 47 °F
Clear and
BreezyTuesday
High: 66 °F
Sunny
Tuesday Night
Low: 45 °F
Clear
Wednesday
High: 66 °F
Sunny
Wednesday Night
Low: 55 °F
Mostly Clear
Thursday
High: 74 °F
Sunny
Thursday Night
Low: 58 °F
Mostly Clear
Friday
High: 68 °F
Sunny
Friday Night
Low: 56 °F
Mostly Clear
Detailed Forecast
Tonight
Clear, with a low around 47. Breezy, with a northwest wind 18 to 21 mph.
Tuesday
Sunny, with a high near 66. Northwest wind 9 to 15 mph.
Tuesday Night
Clear, with a low around 45. Northwest wind 5 to 8 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 66. Light southwest wind increasing to 9 to 14 mph in the morning.
Wednesday Night
Mostly clear, with a low around 55. Southwest wind 13 to 15 mph.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 58.
Columbus Day
A 30 percent chance of showers. Partly sunny, with a high near 67.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Belle Terre NY
40.96°N 73.08°W (Elev. 3 ft)
40.96°N 73.08°W (Elev. 3 ft)
3:01 pm EDT Oct 5, 2026
5pm EDT Oct 5, 2026-6pm EDT Oct 12, 2026
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