Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
A Few Clouds
32°F
0°C
| Humidity | 41% |
| Wind Speed | NW 13 mph |
| Barometer | 30.12 in (1019.9 mb) |
| Dewpoint | 11°F (-12°C) |
| Visibility | 10.00 mi |
| Wind Chill | 22°F (-6°C) |
| Last update | 13 Feb 12:56 pm EST |
Extended Forecast for
Islip Terrace NY
This Afternoon

High: 35 °F
Sunny
Tonight
Low: 23 °F
Partly Cloudy
then Chance
Snow ShowersSaturday
High: 40 °F
Chance Snow
Showers then
SunnySaturday Night

Low: 24 °F
Mostly Clear
Sunday

High: 36 °F
Partly Sunny
Sunday Night

Low: 26 °F
Chance Snow
Washington's Birthday

High: 41 °F
Partly Sunny
Monday Night

Low: 32 °F
Mostly Cloudy
Tuesday

High: 44 °F
Partly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 35. Northwest wind 5 to 10 mph.
Tonight
A 30 percent chance of snow showers after 4am. Mostly cloudy, with a low around 23. Light west wind.
Saturday
A 30 percent chance of snow showers before 7am. Mostly sunny, with a high near 40. Wind chill values between 20 and 30. West wind 6 to 11 mph.
Saturday Night
Mostly clear, with a low around 24. Calm wind.
Sunday
Partly sunny, with a high near 36. Calm wind becoming northeast around 5 mph.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 26.
Washington's Birthday
Partly sunny, with a high near 41.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 43.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Islip Terrace NY
40.75°N 73.18°W (Elev. 30 ft)
40.75°N 73.18°W (Elev. 30 ft)
1:16 pm EST Feb 13, 2026
1pm EST Feb 13, 2026-6pm EST Feb 19, 2026



