Here is a real time weather site that you can look at before you go flying, on the Duncan site there is a web cam that I believe is pointed at Mt Sicker it does give a view of sky conditions. There is all kinds of useful information on this site so explore and have fun.
Pilot Blog: Why We Fly on VI
Cool flights and happenings in the ISS Pilot community. Access to post on the blog can be requested from the Admin, all pilots and members encouraged to post.
New Pilot to ISS?