Figure 1 shows the surface observations at 10:00 pm CDT, which shows a stationary front extending south across south-central Manitoba. This front was the focus for thunderstorms across southeastern Manitoba in the evening hours of June 28th, which ultimately led to this tornado.

According to Environment and Climate Change Canada (2018), an F0 tornado touched down at 10:30 pm CDT near Vita, MB. The track of the tornado was not documented by ECCC, but its maximum width was 1.5 km. The tornado caused no fatalities, injuries or property damage.
Sources
NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 03Z Sat Jun 29 1996. Retrieved from: https://www.wpc.ncep.noaa.gov/archives/web_pages/sfc/sfc_archive.php
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/