Berwyn, AB F0 Tornado of August 28, 1983

Peace River - Fairview - High Prairie - Manning

Figure 1 depicts the surface observations at 7:00 am EST, which shows a low pressure system in Southern Alberta. The interaction with the Rocky Mountains and this low pressure likely led to thunderstorm development in Southern Alberta, which ultimately led to this tornado.

Figure 1. Surface analysis at 7:00 am on August 28, 1983 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 at 10:45 am MDT near Berwyn, AB. The path and width of the tornado was not documented by ECCC. No property damage was documented for this tornado.


NOAA Central Library. (2019). U.S. Daily Weather Maps. Sunday August 28, 1983 [PDF]. Retrieved from

Environment and Climate Change Canada Data. (2018). Canadian National Tornado Database: Verified Events (1980-2009) – Public. Retrieved from: