Went to the track last week (it was overcast and humid) and ran a best of 13.41 @ 105. Went back yesterday when it was much drier with a lot of sunshine and ran a new best of 13.208 @ 106.08. I'm sure it was the weather because last week, all five of my runs were between 13.41 and 13.51.

The time slip can be viewed here

http://putfile.com/pic.php?pic=4/9902363699.jpg&s=x11