Caledonia, ON F0 Tornado of May 20, 2004

Dunnville - Caledonia - Haldimand

This weak tornado touched down in Caledonia and travelled along a path that was 1.8 kilometres long and 30 metres wide. It snapped trees, destroyed a chicken coop, and caused minor damage to a barn and nearby house. A small amount of building debris was carried and scattered in a nearby field.

According to Environment and Climate Change Canada (2018), an F0 tornado touched down at 6:50 pm EDT near Caledonia, ON. The tornado travelled for 1.8 km and had a maximum width of 30 metres. The tornado caused no fatalities or injuries.


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