This brief tornado struck a farm property near Harrow at around 6:30 pm, causing EF0 damage. Trees were snapped, part of the cap was removed from a silo, and a barn had a portion of it’s roof torn off with the debris scattered through the yard.
This was one of two tornadoes to touch down on August 19, 2014. The other:
- Windsor (EF0)
Figure 1 depicts the surface observations at 8:00 pm EDT, which shows a warm front axtending across Michigan and an outflow boundary over Erie, PA. The warm front became the focus for intense thunderstorms in the evening hours of August 19th, which ultimately led to two tornadoes across southwestern Ontario.
NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 00Z Wed Aug 20 2014. Retrieved from: https://www.wpc.ncep.noaa.gov/archives/web_pages/sfc/sfc_archive.php