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Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Overcast
61°F
16°C
| Humidity | 81% |
| Wind Speed | E 9 mph |
| Barometer | 30.15 in (1021.0 mb) |
| Dewpoint | 55°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 15 Jun 7:56 am EDT |
Extended Forecast for
Belle Terre NY
Today
High: 64 °F
Mostly Cloudy
Tonight
Low: 60 °F
Mostly Cloudy
Monday
High: 66 °F
Mostly Cloudy
Monday Night
Low: 60 °F
Mostly Cloudy
Tuesday
High: 70 °F
Mostly Cloudy
Tuesday Night
Low: 63 °F
Chance
ShowersWednesday
High: 75 °F
Mostly Cloudy
Wednesday Night
Low: 67 °F
Mostly Cloudy
Juneteenth
High: 83 °F
Partly Sunny
then Chance
T-storms
Detailed Forecast
Today
Mostly cloudy, with a high near 64. Northeast wind 8 to 10 mph.
Tonight
Mostly cloudy, with a low around 60. East wind around 6 mph.
Monday
Mostly cloudy, with a high near 66. East wind around 10 mph.
Monday Night
Mostly cloudy, with a low around 60. East wind 5 to 8 mph.
Tuesday
Mostly cloudy, with a high near 70. East wind around 8 mph.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 63.
Wednesday
Mostly cloudy, with a high near 75.
Wednesday Night
Mostly cloudy, with a low around 67.
Juneteenth
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 79.
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)
3:11 am EDT Jun 15, 2025
8am EDT Jun 15, 2025-6pm EDT Jun 21, 2025
Additional Resources
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Hourly Weather Forecast
