http://www.space.com/36404-asteroid-2014-jo25-earth-flyby-coming-april-19.html
The asteroid 2014 JO25 will come about 1.8 million kilometers from Earth on April 19, and should get to an apparent magnitude of about 11 at it's brightest. Here is a map of it's path through the sky:
I'll try to observe it's motion with a telescope. I've never seen an asteroid before!