Stirling, AB F1 Tornado of June 29, 1986

Lethbridge - Taber - Milk River

Figure 1 depicts the surface observations at 12:00 pm MDT. There were two tornadoes on this day, the other being:

Figure 1. Surface analysis at 18Z on June 29, 1986 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 11:15 am MDT near Stirling, AB. The path and width of the tornado was not documented by ECCC.


NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 18Z Sun Jun 29 1986. Retrieved from:

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