Yesterday the weather was beautiful. For various reasons, I decided to knock off work early, head out to the airport, and take advantage of it. Something that I had wanted to do the last time I was flying was to visit another airport, but the weather was marginal and I decided against it. Yesterday was a different story. I headed north toward the Arlington airport, tuned in the CTAF frequency, and listened to traffic. It was somewhat busy, which wasn't surprising given the weather, and the fact that it's a much larger airport than Harvey Field. I circled around the airport with a radius of a few miles to familiarize myself with the area a bit, notifying the other traffic of my position as I did so. The last time I'd been there was years ago during my flight training. I then decided to perform a touch and go so, as I was circling around south of the airport I announced I would be heading around to the west to enter the 45 for a right pattern to land on 16. As I was approachi...