Calm down, 410man, it's still early. If he cancels now and it doesn't rain anymore there is likely to be some pretty upset people (especially after last weeks rain outs). Just wait and see what the weather does the next few hours. They are trying to get in a two-day show. I, personally, hope they do race, but let's just wait and see what Mother Nature brings us.
Think of the pit area. The track may be just fine for racing, but the pits are most likely a disaster. I'm sure Terry wants to get this in, but he has to consider all aspects...