* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southern Connecticut, including the following areas, Northern Fairfield, Northern Middlesex, Northern New Haven, Northern New London, Southern Fairfield, Southern Middlesex, Southern New Haven and Southern New London, northeast New Jersey, including the following areas, Eastern Bergen, Eastern Essex, Eastern Passaic, Eastern Union, Hudson, Western Bergen, Western Essex, Western Passaic and Western Union, and southeast New York, including the following areas, Bronx, Kings (Brooklyn), New York (Manhattan), Northeast Suffolk, Northern Nassau, Northern Queens, Northern Westchester, Northwest Suffolk, Orange, Putnam, Richmond (Staten Island), Rockland, Southeast Suffolk, Southern Nassau, Southern Queens, Southern Westchester and Southwest Suffolk. * WHEN...Through late Monday night. * IMPACTS...Excessive runoff may result in flooding of urban areas, rivers, creeks, streams, and other low lying and flood prone locations. * ADDITIONAL DETAILS... - Multiple rounds of heavy showers and thunderstorms from this afternoon into Monday night are likely to leave significant total rainfall of 2 to 4 inches, with locally higher amounts. Hourly rainfall amounts up to 2 inches may be possible. These conditions could lead to flash flooding. - http://www.weather.gov/safety/flood