Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Partly Cloudy and Windy
5°F
-15°C
| Humidity | 47% |
| Wind Speed | NW 31 G 43 mph |
| Barometer | 29.97 in (1015.1 mb) |
| Dewpoint | -11°F (-24°C) |
| Visibility | 10.00 mi |
| Wind Chill | -19°F (-28°C) |
| Last update | 7 Feb 11:56 pm EST |
Extended Forecast for
Holbrook NY
Extreme Cold Warning February 8, 12:04am until February 8, 01:00pm
NOW until 1:00pm Sun

Extreme Cold Warning
Overnight

Low: 3 °F
Partly Cloudy
and BlusterySunday

High: 19 °F
Cold
Sunday Night

Low: 7 °F
Mostly Clear
Monday

High: 28 °F
Sunny
Monday Night

Low: 16 °F
Mostly Cloudy
Tuesday

High: 36 °F
Mostly Cloudy
Tuesday Night

Low: 27 °F
Decreasing
CloudsWednesday

High: 38 °F
Partly Sunny
Detailed Forecast
Overnight
Partly cloudy, with a low around 3. Wind chill values between -10 and -15. Blustery, with a northwest wind 17 to 20 mph, with gusts as high as 38 mph.
Sunday
Sunny and cold, with a high near 19. Wind chill values between -5 and -15. Northwest wind 15 to 17 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 7. Wind chill values between -5 and zero. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 28. Wind chill values between -5 and 5. Northwest wind 6 to 10 mph.
Monday Night
Mostly cloudy, with a low around 16. Light northwest wind.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 38.
Wednesday Night
Mostly clear, with a low around 22.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Partly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 34.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Holbrook NY
40.8°N 73.09°W (Elev. 98 ft)
40.8°N 73.09°W (Elev. 98 ft)
6:10 pm EST Feb 7, 2026
12am EST Feb 8, 2026-6pm EST Feb 14, 2026



