July 4th 5K/10K

I think I would like to run the 10K in Hesperia next Saturday.  I have only run 2 10Ks in the past few years and my ppms were 9:54 (last year) and 10:23 (2007).  I think a realistic goal may be 10:10 ppm. because I ran both of those races the last week of July.