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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.
Fair
65°F
18°C
| Humidity | 84% |
| Wind Speed | N 3 mph |
| Barometer | 30.07 in (1018.2 mb) |
| Dewpoint | 60°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 12 Jul 1:56 am EDT |
Extended Forecast for
Terryville NY
Overnight
Low: 66 °F
Mostly Clear
Sunday
High: 85 °F
Sunny
Sunday Night
Low: 67 °F
Mostly Clear
Monday
High: 87 °F
Sunny
Monday Night
Low: 70 °F
Mostly Clear
Tuesday
High: 95 °F
Sunny
Tuesday Night
Low: 77 °F
Mostly Clear
Wednesday
High: 97 °F
Sunny
Wednesday Night
Low: 73 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly clear, with a low around 66. Light northeast wind.
Sunday
Sunny, with a high near 85. Northeast wind around 6 mph.
Sunday Night
Mostly clear, with a low around 67. South wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 87. Light southwest wind increasing to 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 70. Southwest wind 8 to 10 mph.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny, with a high near 97.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
Sunny, with a high near 90.
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 87.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Terryville NY
40.91°N 73.06°W (Elev. 154 ft)
40.91°N 73.06°W (Elev. 154 ft)
10:02 pm EDT Jul 11, 2026
2am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
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