Notice the swirling circles over Nova Scotia.....that is a low or trof.
It cannot go anywhere because of blocking high to north. The elongated "u" shaped system in Plains is the next trof which has to
go underneath the ridge over The Great Lakes.....since pattern is blocked across Canada. That will cause a slow moving storm to move across The Nation mid part of next week.
moving storm. Do not expect things to dry out for a few days next week...so April showers will easily carry into May. Later.