Very little is known about this tornado. No significant damage was reported. According to Environment and Climate Change Canada (2018), an F0 tornado touched down at 7:00 am EDT near Petrolia, ON. The track and width of the tornado was not documented by ECCC. The tornado caused no fatalities, injuries or property damage.
Source
Environment and Climate Change Canada Data. (2018). Canadian National Tornado Database: Verified Events (1980-2009) – Public. Retrieved from: http://donnees.ec.gc.ca/data/weather/products/canadian-national-tornado-database-verified-events-1980-2009-public/