Dont know about I 40 but some of my buddies are catching them pretty good at midway One of them called last night said he had 32 nice uns. Said they were runnig in the 1 1/2 to 2 1/4 range. I went to mound city yes. only got 5 but they were nice 1 1/2 lbs. no eggs in them yet.Only stayed 2hrs and wind blew me off.
Good Luck