I've found usually anytime between about 6pm and 11pm tend to be the worst. I cannot currently comment about tonight however because I'm currently in St. George where the problem does not exist whatsoever.
heh, another person from st george on here.. thats like, most of the population i think?
Bahahahahaha.... It's so true... If you blink as you're going down "the hill", you just might miss all of St. George lol lol lol