Your location has Many receivable Digital Tv stations channel of 2 directions.
To the south west and north east.
Above the roof install a ANT751 antenna with a Antennas Direct CPA-19 preamp , aimed at about 14 degree magnetic compass direction.
The ANT751 does have some forward direction antenna gain for the reception of WPXC , ION Tv at at about 14 degree magnetic compass , and also the ANT751 is not a very directional antenna so the ANT751 receives good of All directions.
For your reception the Tv stations are to the front and back of the antenna.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html
For 1 Tv connected use No splitter.
For 2 Tv's connected use a HFS-2D , 2 way splitter.
For 3 Tv's connected use a HFS-3D , 3 way splitter.
Buy the HFS splitters at ,
http://www.hollandelectronics.com or
http://www.solidsignal.com.
Here are some places to buy antennas and etc. ,
http://www.solidsignal.com ,
http://www.amazon.com.
As always , trees and tree leaves do a great job of reducing and blocking Tv reception and so do buildings and other obstructions.
Mount the antenna at a location that has the least amount of obstructions or no obstructions to the , south west and north east.
Solidsignal has a ANT751 that comes with a J mount antenna mount for low dollars.