It's supposed to be there! Alas, clouds are there, too. (We were between two lines of rain showers) In retrospect, we probably didn't wait long enough, as the sky is still very bright.
This is my dad and Daughter, In Phoenix, Az. That is also me, holding up the sky chart for locating Panstarrs Comet, crafted by Sky and Telescope. I can't find the exact diagram on their website, but here is another one they have provided.