This tornado struck at 4:30 pm and had a path that was 1.4 km long and 50m wide. Trees were knocked onto houses and some homes sustained minor roof damage.
Figure 1 depicts the surface observations at 2:00 pm EDT, which shows a cold front over the Great Lakes and Michigan. This front became the focus of intense thunderstorms through the afternoon/evening hours of April 25th, which ultimately led to several tornadoes across southern Ontario.
According to Environment and Climate Change Canada (2018), an F0 tornado touched down at 4:30 pm near Guelph, ON. The tornado travelled for 1.4 km and had a maximum width of 50 metres. The tornado caused no fatalities or injuries, but caused $10 thousand dollars in property damage.
NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 18Z Sat Apr 25 2009. Retrieved from: https://www.wpc.ncep.noaa.gov/archives/web_pages/sfc/sfc_archive.php
Environment and Climate Change Canada Data. (2018). Canadian National Tornado Database: Verified Events (1980-2009) – Public. Retrieved from: http://donnees.ec.gc.ca/data/weather/products/canadian-national-tornado-database-verified-events-1980-2009-public/