President Donald Trump speaks at a campaign rally in Omaha, Neb., Tuesday. He will be making an appearance at the Pittsburgh-Butler Regional Airport on Saturday.

A number of safety and attendance measures will be in effect during President Donald Trump's campaign visit to Butler County.

According to the events page on Trump's re-election website, the time of the event has changed. Doors will open at 2:30 p.m. and the event is scheduled to begin at 5:30 p.m.

The venue information below has been updated to reflect this change.

The rally will be held at Pittsburgh-Butler Regional Airport, located at 473 Airport Road in Butler.The airport is roughly a mile east of Route 8 near Succop Nature Park.Doors will open at 2:30 p.m., though the event doesn't start until 5:30 p.m.

Visitors are asked to reserve tickets for the event. Tickets are distributed on a first-come, first-serve basis.Tickets can be obtained online at events.donaldjtrump.com. Using the filter menu on the left side of the webpage provides quicker access to the Butler County event listing.Registrants must provide their name, address, email and phone number to get tickets. There is a limit of two tickets per mobile number.A confirmation text will be sent to the listed number upon registration. At that time, additional instructions will be provided.Attendees will not be registered until they verify by phone.By registering, attendees voluntarily assume the risk of contracting COVID-19 at the event.

The event is expected to be held outside.Accuweather's extended forecast predict's Saturday will be in the low 50s, sunny and slightly cloudy.The evening is expected to be in the 30s.

To avoid the spread of COVID-19, the Centers for Disease Control recommends citizens avoid close contact, where a mask covering their mouth and nose, regularly wash hands and cover coughs and sneezes.