Rough Afternoon For COA @ Newark?

Number of outbound delays in one shot for COA/BTA today at EWR...

COA301 - Unexplained Delay 757-224 N14102
BTA3053 - Departed 31mins late, waited for crew. E145LR N13970
BTA2518 - 1hr and counting, Aircraft Change. E145XR N18114
COA707 - Awaiting Inbound Aircraft 737-824 N79279
BTA2038 - Awaiting Crew E145LR N14981

There were about 5 more, but I didn't get to the details before they updated...

Lots of thunderstorms in the southeast and lower midwest, some delays might be related to that.