Unfortunate situation going on at the moment, but absolutely fascinating store motions and mergers today that i've never seen and all my years of watching the radar.
Looks like Dover is ahead in the score card for round one. Note that the total storm accumulation is color coded differently then one hour accumulation.
So as it turns out, this is all associated with the thunderstorm complex dropping out of new york, pretty nasty one too with a bookend vortices atm.
https://www.spc.noaa.gov/products/outlook/day1otlk.html