Over the next 10 days Islip tops out around 86° (Thursday) and dips to 67° on the coolest night (Friday). About 2.0 in of precipitation is expected in total; the most likely wet day is Thursday (88% chance). Expect a blustery spell — gusts near 29 mph on Thursday. No watches or warnings are active for the area right now. Right now Islip is about 21° cooler than nearby Providence. Longer view: classic Northeast mix — nor'easters, humid spells and a glorious fall.
Islip, NY · Elev 13 ft · 40.73°N, 73.21°W · New York · Forecast computed for these exact coordinates