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Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Fair
61°F
16°C
| Humidity | 81% |
| Wind Speed | SW 7 mph |
| Barometer | 30.23 in (1023.6 mb) |
| Dewpoint | 55°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 3 Oct 10:56 pm EDT |
Extended Forecast for
Belle Terre NY
Tonight
Low: 56 °F
Clear
Saturday
High: 78 °F
Sunny
Saturday Night
Low: 62 °F
Mostly Clear
Sunday
High: 78 °F
Sunny
Sunday Night
Low: 60 °F
Mostly Clear
Monday
High: 75 °F
Sunny
Monday Night
Low: 66 °F
Mostly Clear
Tuesday
High: 75 °F
Mostly Sunny
Tuesday Night
Low: 64 °F
Chance
Showers then
Showers
Likely
Detailed Forecast
Tonight
Clear, with a low around 56. West wind around 11 mph.
Saturday
Sunny, with a high near 78. West wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 62. Southwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 78. Light and variable wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 60. Southwest wind around 7 mph.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Wednesday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 54. Breezy.
Thursday
Sunny, with a high near 61.
Thursday Night
Mostly clear, with a low around 53.
Friday
Mostly sunny, with a high near 64.
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)
2:14 pm EDT Oct 3, 2025
11pm EDT Oct 3, 2025-6pm EDT Oct 10, 2025
Additional Resources
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Hourly Weather Forecast
