WOODBURY - Cooler temperatures are expected on Long Island Friday following strong thunderstorms that moved through the area Thursday.News 12 Long Island Meteorologist Bill Korbel says there will finally be some relief to the heat wave that hit the Island, with temperatures returning to normal levels.Temperatures should be about 10 degrees lower, with most parts of Long Island being in the low to mid 80s Friday.Weather CenterWatch Traffic & Weather Live