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Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
A Few Clouds
43°F
6°C
| Humidity | 38% |
| Wind Speed | SW 15 mph |
| Barometer | 30.33 in (1027.1 mb) |
| Dewpoint | 19°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 36°F (2°C) |
| Last update | 24 Mar 4:56 pm EDT |
Extended Forecast for
5 Miles SSE Blue Point NY
Tonight

Low: 31 °F
Increasing
CloudsWednesday

High: 47 °F
Partly Sunny
Wednesday Night

Low: 38 °F
Cloudy
Thursday
High: 53 °F
Cloudy then
Partly Sunny
and BreezyThursday Night
Low: 45 °F
Breezy.
Slight Chance
Rain then
RainFriday
High: 50 °F
Rain Likely
then Chance
RainFriday Night

Low: 31 °F
Decreasing
CloudsSaturday

High: 39 °F
Sunny
Saturday Night

Low: 35 °F
Partly Cloudy
Detailed Forecast
Tonight
Increasing clouds, with a low around 31. Wind chill values between 25 and 30. South wind 13 to 16 mph.
Wednesday
Partly sunny, with a high near 47. Wind chill values between 25 and 35 early. West wind 9 to 11 mph.
Wednesday Night
Cloudy, with a low around 38. South wind around 14 mph.
Thursday
Mostly cloudy, with a high near 53. Breezy, with a southwest wind 16 to 22 mph.
Thursday Night
Rain, mainly after 2am. Low around 45. Breezy, with a southwest wind 22 to 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 50. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 31.
Saturday
Sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 44.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 47. Breezy.
Monday Night
Partly cloudy, with a low around 40. Breezy.
Tuesday
Partly sunny, with a high near 47. Breezy.
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)
4:34 pm EDT Mar 24, 2026
5pm EDT Mar 24, 2026-6pm EDT Mar 31, 2026


