Enhanced Fujita scale
On October 1, 2019, a tornado passed through the Town of Ottawa. The tornado was rated EF1 on the Enhanced Fujita scale, with winds estimated at 100 mph. Its path covered 13 miles (20.9 km) and was 100 yards (91.4 m) wide, leaving downed trees and snapped power lines along its path. Damage to property was limited, the most severe being a shed's roof being torn off and thrown a quarter-mile away. No injuries or casualties occurred as a result of the storm.