We continue to look at the weekend weather system as weather models are all lining up for a heavy rain event. The GFS model is the most bullish with rainfall amounts showing a widespread 2 to 4 inch rainfall for Saturday into Sunday morning. The heaviest rain will fall Saturday night. Certainly if these numbers verify there will be flooding issues when you wake up Sunday morning.
The GFS maintains a well defined feature at mid levels of the atmosphere and shows a very strong inflow from off the ocean as low pressure develops along the New Jersey coast. Other models are a little less robust but the Canadian and European model do show 1 to 3 inch rain amounts are possible...read more at http://www.meteorologistjoecioffi.com/index.php/2017/05/10/flooding-risk-high-weekend/