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Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Light Rain
42°F
6°C
| Humidity | 85% |
| Wind Speed | E 12 G 22 mph |
| Barometer | 30.45 in (1031.2 mb) |
| Dewpoint | 38°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 35°F (2°C) |
| Last update | 2 Apr 10:56 am EDT |
Extended Forecast for
5 Miles SSE Blue Point NY
Today

High: 45 °F
Slight Chance
Light Rain
and BreezyTonight

Low: 40 °F
Chance Light
Rain and
Patchy FogFriday
High: 49 °F
Chance Light
Rain and
Areas Fog
then Mostly
CloudyFriday Night

Low: 48 °F
Mostly Cloudy
and BreezySaturday

High: 54 °F
Slight Chance
ShowersSaturday Night
Low: 43 °F
Mostly Cloudy
and Breezy
then CloudySunday

High: 52 °F
Showers and
WindySunday Night

Low: 42 °F
Mostly Cloudy
Monday

High: 49 °F
Mostly Sunny
Detailed Forecast
Today
A 20 percent chance of light rain before noon. Mostly cloudy, with a high near 45. Breezy, with an east wind 20 to 23 mph.
Tonight
A chance of drizzle or light rain, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 40. East wind 11 to 17 mph. Chance of precipitation is 30%.
Friday
A chance of drizzle or light rain before 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 49. East wind 6 to 11 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 48. Breezy, with a southwest wind 15 to 20 mph.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 54. West wind 5 to 13 mph becoming east in the morning.
Saturday Night
Mostly cloudy, with a low around 43. Breezy.
Sunday
Showers. High near 52. Windy. Chance of precipitation is 90%.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 35. Breezy.
Wednesday
Sunny, with a high near 43.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles SSE Blue Point NY
40.68°N 72.99°W (Elev. 0 ft)
40.68°N 72.99°W (Elev. 0 ft)
11:10 am EDT Apr 2, 2026
11am EDT Apr 2, 2026-6pm EDT Apr 8, 2026


