I think you’re right in line for most of the schools you mentioned. Your GPA and scores are admittedly a touch below what most applicants to most of those schools have, but on the other hand, your URM status will probably help you a little. As a junior, I’d say you’re doing well!
If it’s not too much bother, check out my thread also? http://talk.collegeconfidential.com/what-my-chances/1727322-chance-a-junior-for-ivies-and-other-ultra-selective-colleges.html#latest