Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Mostly Cloudy
42°F
6°C
| Humidity | 79% |
| Wind Speed | SE 8 mph |
| Barometer | 30.50 in (1032.8 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 37°F (3°C) |
| Last update | 9 Apr 6:56 pm EDT |
Extended Forecast for
Centereach NY
Tonight

Low: 37 °F
Patchy Fog
Friday
High: 56 °F
Patchy Fog
then Mostly
SunnyFriday Night

Low: 44 °F
Mostly Cloudy
Saturday

High: 59 °F
Sunny
Saturday Night

Low: 40 °F
Clear
Sunday

High: 55 °F
Mostly Sunny
Sunday Night

Low: 45 °F
Mostly Cloudy
Monday

High: 65 °F
Mostly Cloudy
Monday Night

Low: 53 °F
Mostly Cloudy
Detailed Forecast
Tonight
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 37. South wind around 6 mph becoming calm in the evening.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 56. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 44. South wind 6 to 13 mph.
Saturday
Sunny, with a high near 59. Northwest wind 11 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Clear, with a low around 40. North wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Mostly cloudy, with a high near 65.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 65.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Centereach NY
40.87°N 73.07°W (Elev. 98 ft)
40.87°N 73.07°W (Elev. 98 ft)
2:47 pm EDT Apr 9, 2026
7pm EDT Apr 9, 2026-6pm EDT Apr 16, 2026


