Deloraine, MB F0 Tornado of July 7, 2005

Melita - Boissevain - Turtle Mountains

Figure 1 depicts the surface observations at 4:00 pm CDT, which shows a cold front moving across western Manitoba and a warm front in northern Manitoba. The cold front became the focus for intense supercells in the late-afternoon and evening hours of July 7th, which ultimately led to three tornadoes on this day.

There were three tornadoes on this day:

Figure 1. Surface analysis at 21Z on July 7, 2005 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 9:15 pm CDT near Deloraine, MB. The path and width of the tornado was not documented by ECCC. The tornado caused no fatalities, injuries or documented property damage.


NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 21Z Sun Jul 7 2005 Retrieved from:

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