A handful of artists have been added to Louisville, KYs The Forecastle Festival. As previously reported, the festival will take place at the Riverfront Belvedere from July 10-12 featuring marquee performances by Widespread Panic, The Black Crowes, The Black Keys and The Avett Brothers. The latest round of artist additions secures appearances by Umphrey’s McGee, Yonder Mountain String Band, Zappa Plays Zappa, Dead Confederate, The New Mastersounds, Outformation, The Whigs, Kathleen Edwards and Pretty Lights. Several additional artists will be added to the eighth annual festival in the coming months.