Borradaile, AB F0 Tornado of August 13, 1984

Lloydminster - Wainwright - Vermillion - Provost


Figure 1 depicts the surface observations at 7:00 am EST, which shows a cold front moving through Alberta.

Figure 1. Surface analysis at 7:00 am on August 13, 1984 showing mean sea-level pressure (MSLP) contours, surface observations, fronts and pressure centres (NOAA, 2020)

According to Environment and Climate Change Canada (2018), an F0 tornado touched down near Borradaile, AB. The path and width of the tornado was not documented by ECCC.

Sources

NOAA Central Library. (2019). U.S. Daily Weather Maps. Monday August 13, 1984 [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/