The Snowbirds are landing at Saugeen Airport on Tuesday, where they will join a pre-flight reception.
Snowbirds 1 to 9 will arrive at 3pm and a reception is planned at the Best Western's Flight Deck in Walkerton at 7pm.
The airshow gates open at noon on Wednesday, with opening ceremonies at 4pm.
The OPP Golden Helmets Precision riding team will put on a show at 4:30pm, with air show starting at 5pm
There will be aerobatic demonstrations including a Turbo Beaver, and the Great War Flying Museum.
The Snowbirds take to the sky at 6:30pm, with a meet the pilots session to follow.
The wet weather has forced organizers to push most parking off site.
Visitors should go to the airport web site for further parking details.