CITY IN RUINS WHAT: Storm (Cyclone/Tornado) WHEN: August 21, 1918 at approximately 9:20 p.m. WHERE: Tyler, Minnesota FATALITIES: 36 (with over 200 injured) Late in the evening on August 21, 1918, an F-4 tornado with reported winds of 225-250 miles per hour tore through the small Southeastern Minnesota town of Tyler. The storm started at around 9:20 p.m. and lastedContinue reading “The Tyler Cyclone – August 21, 1918”