Foremost, AB F1 Tornado of June 17, 1986

Cypress Hills Provincial Park - Foremost

Figure 1 depicts the surface observations at 3:00 pm MDT. There were two tornadoes on this day, the other one being:

Figure 1. Surface analysis at 18Z on June 17, 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 4:30 pm MDT near Foremost, AB. The path and width of the tornado was not documented by ECCC.


NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 21Z Tue Jun 17 1986. Retrieved from:

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