The Brief The Milwaukee Air & Water Show runs Saturday, July 25, and Sunday, July 26, from 11 a.m. to 4 p.m. daily along the city's lakefront. Over 200,000 visitors are expected, so Milwaukee County Parks recommends arriving early to secure a viewing spot. The Milwaukee Air & Water Show takes place on the city's lakefront on Saturday, July 25 and Sunday, July 26. When is the Air & Water Show? If you are planning to attend, Milwaukee County Parks recommends getting there early to secure a spot.