A few people stuck it out with umbrellas and raincoats. Event planners are keeping their eye on the Doppler. If there's thunder and lightning, the event will shut down until there's 20 minutes of no severe activity.
"We're sending out blasts on Facebook, Twitter, through email as well. I've been texting a lot of my musicians and artists as well. Trying to get everyone updates as quickly as possible," coordinator Elliott Bortner said.
Follow the Champaign Park District on Twitter. It's tweeting weather updates regularly.