Wouldn't you know it, the weather is not good for that day.  Dear @Whitening :) Whom ever told you this, is he/she trying to spread false information? According to Wunderground, forecast is SUN & cloud for this Saturday June 20th from 11am to 9pm. Warm temperature 90F. Doors Open at 3:00 pm, event starts at 7:00 pm (CDT) This is an indoor event at BOK Center with perhaps giant screens outside Source weather forecast: https://www.wunderground.com/hourly/us/ok/tulsa/date/2020-6-20  https://archive.md/1ac4e  https://www.wunderground.com/hourly/us/ok/tulsa/date/2020-6-21  https://archive.md/vnwDW  Forecast BEFORE the event, between midnight and 10:00am in the morning is isolated or scattered thunderstorms. Then same for late evening after 9:00pm.