Crofton, ON F0 Tornado of June 17, 1997

Kingston - Prince Edward

This probable tornado touched down at 1:45 pm. No damage was caused, but local pilots reported observing the tornado touch down near the Mountainview Airport.

Figure 1 depicts the surface observations at 2:00 pm EDT, which depicts a low pressure and cold front moving across Lake Ontario. This area of convergence was the focus of thunderstorms in the early afternoon of June 17th.

Figure 1. Surface analysis at 18Z on June 17, 1997 showing mean sea-level pressure (MSLP) contours, surface observations, fronts and pressure centres (WPC, 2017)

According to Environment and Climate Change Canada (2018), an F0 tornado touched down at 1:45 pm EDT near Crofton, ON. The path and width of the tornado was not documented by ECCC. The tornado caused no fatalities, injuries or property damage.


NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 18Z Tue Jun 17 1997. Retrieved from:

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