Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Light Snow Blowing Snow and Breezy
15°F
-9°C
| Humidity | 64% |
| Wind Speed | NW 22 G 37 mph |
| Barometer | 29.62 in (1003.1 mb) |
| Dewpoint | 5°F (-15°C) |
| Visibility | 2.00 mi |
| Wind Chill | -3°F (-19°C) |
| Last update | 7 Feb 10:56 am EST |
Extended Forecast for
5 Miles SSE Blue Point NY
Wind Advisory until February 8, 12:00am
Extreme Cold Warning February 7, 01:00pm until February 8, 01:00pm
NOW until 12:00am Sun

Wind Advisory
Today

High: 27 °F⇓
Chance Snow
and WindyTonight

Low: 9 °F
Slight Chance
Snow and
WindySunday

High: 21 °F
Sunny and
BlusterySunday Night

Low: 11 °F
Mostly Clear
Monday

High: 26 °F
Sunny
Monday Night

Low: 21 °F
Partly Cloudy
Tuesday

High: 33 °F
Partly Sunny
Tuesday Night

Low: 28 °F
Mostly Cloudy
Detailed Forecast
Today
A 40 percent chance of snow. Cloudy, with a temperature falling to around 16 by 5pm. Wind chill values between -5 and zero. Windy, with a northwest wind 28 to 31 mph, with gusts as high as 48 mph.
Tonight
A 20 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 9. Wind chill values between -5 and -10. Windy, with a northwest wind 31 to 36 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 50 mph.
Sunday
Sunny, with a high near 21. Wind chill values between -10 and zero. Blustery, with a northwest wind 18 to 21 mph, with gusts as high as 34 mph.
Sunday Night
Mostly clear, with a low around 11. Wind chill values between zero and 10. Northwest wind 10 to 17 mph, with gusts as high as 31 mph.
Monday
Sunny, with a high near 26. Northwest wind 14 to 17 mph.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A 30 percent chance of rain after 1pm. Partly sunny, with a high near 38.
Wednesday Night
A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 33.
Thursday Night
Partly cloudy, with a low around 23.
Friday
Mostly sunny, with a high near 32.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
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)
6:26 am EST Feb 7, 2026
11am EST Feb 7, 2026-6pm EST Feb 13, 2026



