Your trees worry me; I see a lot in your area. Can you get your antenna above the trees looking east, which is your most promising direction for the channels you want?
Maybe you could take a picture looking that way.
http://www.hdtvprimer.com/antennas/siting.html
scroll down to
Trees and UHF
An Antennas Direct DB4E aimed at 95 degrees magnetic should get most of what you want.
http://www.rabbitears.info/market.ph...&callsign=wtxl
click on the callsigns for details; you will see that many are not on the air
http://www.rabbitears.info/market.ph...&callsign=wctv
You might not get PBS without a second antenna.