Figure 1 shows the surface observations at 7:00 am CDT, which shows a cold front moving across western Manitoba. Prefrontal storms likely developed ahead of the cold front, triggering thunderstorms, which ultimately led to two tornadoes near Holland on this day.
According to Environment and Climate Change Canada (2018), an F0 tornado touched down at 1:30 am CDT near Holland, MB. The track and width of this tornado was not documented by ECCC. The tornado caused no injuries, fatalities or property damage.
NOAA Central Library. (2020). U.S. Daily Weather Maps. Thursday August 25, 1983 [PDF]. Retrieved from https://library.noaa.gov/Collections/Digital-Collections/US-Daily-Weather-Maps
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/