Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Overcast
68°F
20°C
| Humidity | 87% |
| Wind Speed | E 5 mph |
| Barometer | 30.35 in (1027.7 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 8.00 mi |
| Last update | 7 Aug 5:56 am EDT |
Extended Forecast for
Lake Ronkonkoma NY
Today
High: 80 °F
Becoming
SunnyTonight
Low: 62 °F
Mostly Clear
Friday
High: 81 °F
Sunny
Friday Night
Low: 61 °F
Mostly Clear
Saturday
High: 82 °F
Sunny
Saturday Night
Low: 65 °F
Mostly Clear
Sunday
High: 86 °F
Sunny
Sunday Night
Low: 68 °F
Mostly Clear
Monday
High: 88 °F
Sunny
Detailed Forecast
Today
Partly sunny, then gradually becoming sunny, with a high near 80. Northeast wind 6 to 10 mph.
Tonight
Mostly clear, with a low around 62. Southeast wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 81. Southeast wind 5 to 9 mph.
Friday Night
Mostly clear, with a low around 61. Southeast wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 82. Northeast wind 3 to 8 mph.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 68.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 70.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 88.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Lake Ronkonkoma NY
40.83°N 73.11°W (Elev. 98 ft)
40.83°N 73.11°W (Elev. 98 ft)
1:18 am EDT Aug 7, 2025
6am EDT Aug 7, 2025-6pm EDT Aug 13, 2025
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