Low pressure both at the surface and aloft is producing heavy rains today across much of the Southeastern US with flooding occuring of parts of Eastern South Carolina. Judging from the satellite loop the upper air system is not making much northward progress. Some of the lead rain from last night has been weakening as it moves northward and the local radars below show some patchy rain approaching NYC Long Island and Northern New Jersey at the moment. We suspect that the rain will be patchy in nature today and for the first part of tonight as the HRRR model indicates.
During the day Tuesday is when the heaviest rains fall. The rain will be moving into Southern & Central New Jersey and Southeastern Pennsylvania during the morning hours and reach NYC around 10 or 11am and then continue for the afternoon and evening
If this plays out according to plan 1 to 2 inches of rain....READ MORE AT http://www.meteorologistjoecioffi.com/index.php/2017/04/24/heavy-rain-1-2-inches-tuesday-patchy-rain-tonight/