Long Beach, ON F0 Tornado of September 25, 2001


Witnesses observed a funnel cloud touch down at Long Beach in Port Colborne. It knocked down ten trees and tossed lawn furniture about.

Figure 1 depicts the surface observations at 2:00 pm EDT, which shows an occluding low pressure system over southern Quebec with a trough across southern Ontario. This trough was the focus for thunderstorms, which ultimately led to this F0 tornado.

Figure 1. Surface analysis at 18Z on September 25, 2001 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 5:00 pm EDT near Long Beach, 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 Sep 25 2001. 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/