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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
26°F
-3°C
| Humidity | 48% |
| Wind Speed | W 5 mph |
| Barometer | 30.16 in (1021.5 mb) |
| Dewpoint | 9°F (-13°C) |
| Visibility | 10.00 mi |
| Wind Chill | 20°F (-7°C) |
| Last update | 3 Feb 9:56 am EST |
Extended Forecast for
Lake Grove NY
Today
High: 33 °F
Sunny
Tonight
Low: 18 °F
Partly Cloudy
Wednesday
High: 31 °F
Sunny
Wednesday Night
Low: 14 °F
Partly Cloudy
Thursday
High: 28 °F
Sunny
Thursday Night
Low: 11 °F
Partly Cloudy
Friday
High: 29 °F
Partly Sunny
Friday Night
Low: 10 °F
Chance Snow
Showers then
Mostly CloudySaturday
High: 19 °F
Cold
Detailed Forecast
Today
Sunny, with a high near 33. Wind chill values between 20 and 25. West wind 6 to 8 mph.
Tonight
Partly cloudy, with a low around 18. Light west wind.
Wednesday
Sunny, with a high near 31. Wind chill values between 10 and 20. Northwest wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 14. Light north wind.
Thursday
Sunny, with a high near 28. North wind 3 to 7 mph.
Thursday Night
Partly cloudy, with a low around 11.
Friday
Partly sunny, with a high near 29.
Friday Night
A chance of snow showers between 7pm and midnight. Mostly cloudy, with a low around 10. Chance of precipitation is 30%.
Saturday
Mostly sunny and cold, with a high near 19.
Saturday Night
Partly cloudy, with a low around 5.
Sunday
Mostly sunny and cold, with a high near 17.
Sunday Night
Partly cloudy, with a low around 6.
Monday
Mostly sunny, with a high near 23.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Lake Grove NY
40.85°N 73.1°W (Elev. 144 ft)
40.85°N 73.1°W (Elev. 144 ft)
5:06 am EST Feb 3, 2026
10am EST Feb 3, 2026-6pm EST Feb 9, 2026
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