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Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Partly Cloudy
66°F
19°C
| Humidity | 84% |
| Wind Speed | Calm |
| Barometer | 30.05 in (1017.4 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 11 Jul 11:56 pm EDT |
Extended Forecast for
Ronkonkoma NY
Overnight
Low: 66 °F
Mostly Clear
Sunday
High: 84 °F
Sunny
Sunday Night
Low: 66 °F
Mostly Clear
Monday
High: 85 °F
Sunny
Monday Night
Low: 70 °F
Mostly Clear
Tuesday
High: 92 °F
Sunny
Tuesday Night
Low: 76 °F
Mostly Clear
Wednesday
High: 96 °F
Sunny
Wednesday Night
Low: 73 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly clear, with a low around 66. Northeast wind 3 to 5 mph.
Sunday
Sunny, with a high near 84. Northeast wind 6 to 8 mph becoming southeast in the afternoon.
Sunday Night
Mostly clear, with a low around 66. South wind 5 to 7 mph becoming calm after midnight.
Monday
Sunny, with a high near 85. Light southwest wind becoming south 9 to 14 mph in the morning.
Monday Night
Mostly clear, with a low around 70. Southwest wind around 11 mph.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 72.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 71.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 86.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Ronkonkoma NY
40.81°N 73.11°W (Elev. 98 ft)
40.81°N 73.11°W (Elev. 98 ft)
10:02 pm EDT Jul 11, 2026
12am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
Additional Resources
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Hourly Weather Forecast
