Figure 1 depicts the surface observations at 4:00 pm CDT, which shows a low pressure over Pembina with a stationary front extending across Northwestern Ontario. The stationary became the focus for thunderstorms across Southeastern Manitoba, which ultimately led to this tornado.
According to Environment and Climate Change Canada (2018), an F0 tornado touched down at 4:25 pm CDT near La Broquerie, MB. The path and width of the tornado was not documented by ECCC. No property damage was documented for this tornado.
NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 21Z Mon Sep 1 2008. 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/