It's a search and rescue training exercise day for some members at the Windsor Police Service.
Windsor police say they'll be conducting the training exercise from 9 a.m. until 1 p.m. at various locations in East Windsor.
The police service says residents may notice an increased police presence in the area.
According to police, the command bus will also be on site.
Police say this is a planned exercise, and there is no risk to public safety.