The National Weather Service has issued a flood watch for northern New Jersey counties including Union County from Wednesday, July 30 from 2:40 PM until Friday, August 1 at 2:00 PM. Scattered to numerous instances of urban, poor drainage and riverine flash flooding are possible. Localized severe flooding may cause an elevated threat to life and property, particularly Thursday afternoon and Thursday night. A widespread 1.5 to 3 inches of rain is likely, with localized amounts up to 5 inches. Rainfall rates could exceed 2+ inches per hour.