Figure 1 depicts the surface observations at 12:00 pm MDT.
According to Environment and Climate Change Canada (2018), an F0 tornado touched down near DeBolt, AB. The path and width of the tornado was not documented by ECCC. The tornado caused $10 thousand dollars in property damage.
NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 18Z Thu Jul 12 1990. 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/