Islip, NY Weather - Tomorrow’s Forecast

Sunday

Mostly sunny

High:
66°F

Mostly sunny, with a high near 66. Northwest wind 13 to 17 mph.

Sunday Night

Partly cloudy

Overnight low:
41°F

Patchy frost after 4am. Otherwise, partly cloudy, with a low around 41. Northwest wind around 6 mph becoming calm in the evening.