A flood watch has been issued for Northern New Jersey through this evening. Numerous showers and thunderstorms with heavy rain are likely this afternoon and evening. Rainfall rates of 2+ inches per hour are possible with any repetitive thunderstorm activity. A widespread 1 to 3 inches of rainfall is likely with localized rainfall totals off up to 5 inches possible. Much of this could fall in only 3 to 4 hours, causing scattered to numerous instances of flash flooding. Localized severe flooding is possible.