Fort Vermillion, AB F1 Tornado of August 29, 1988

High Level - Rainbow Lake - Fort Vermillion - Mackenzie

Figure 1 depicts the surface observations at 3:00 pm MDT, which shows a trough of low pressure. This trough became the focus for thunderstorms, which ultimately led to this tornado.

Figure 1. Surface analysis at 21Z on August 29, 1988 showing mean sea-level pressure (MSLP) contours, surface observations, fronts and pressure centres (WPC, 2017)

According to Environment and Climate Change Canada (2018), an F1 tornado touched down at 10:30 pm MDT near Fort Vermillion, AB. The path and width of the tornado was not documented by ECCC.


NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 21Z Mon Aug 29 1988. Retrieved from:

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