Yeah I just checked as well. 20% chance of rain.
Oh...but now it might be a “safety issue.”
When rain isn’t forcasted, and they can’t fill the seats, it has become a safety issue. OMG! lol
http://thecaucus.blogs.nytimes.com/2012/09/04/obamas-speech-will-be-outdoors-unless-safety-is-an-issue-aides-say/