• 1899: An estimated F3 tornado passed 3 miles north of Clear Lake. A man was killed by flying debris as five homes and many barns were destroyed.
• 1983: Between 0155 and 0330 CST, thunderstorm winds blow through Brown County. At 0155, an estimated 64 mph wind guest was observed on the southeast corner of Warner. A 60 mph wind gust was measured at the Aberdeen Airport at 0218. By 0330 and estimated wind gust of 75 mph was observed in Ordway.
• 1986: Hail, over one inch in diameter, caused damage in Westport and in Aberdeen. This hail damaged buildings, vehicles, and broke windows. Baseball size hail also fell just south of the Brown and Spink County line and covered the ground.
• 1991: A thunderstorm produced about five inches of rain, strong winds, and hail in Ridgeview, Dewey County. Three grain bins were blown over. One of the bins hit a house causing considerable damage. Wind gusts were estimated to be 60 mph. Strong winds continued into Sully and Hughes Counties.
• 1845: What was likely an EF5 tornado devastated Montville, France around midday, resulting in many fatalities. Most deaths occurred when factories were destroyed and the workers were flung some distance by the wind. The buildings were swept clean off their foundations with debris as large as boards and planks found 23 miles away.
• 1991: Hurricane Bob slammed into New England as a category 2 storm with 95 mph sustained winds and gusts of 125 mph at Block Island, RI and 105 mph at Newport, RI. A storm surge of 15 feet occurred in Upper Buzzards Bay. Portland, ME had a 24 hour record rainfall of 7.83 inches. Total damage exceeded $1.5 billion and 17 people were killed. It was the worst Hurricane in the Northeast since Donna in 1960.
• 1991: The Civil Defense Director for Codington County, SD, reported that lightning was so frequent and vivid from nearby nighttime thunderstorms that he drove for 10 minutes without needing his headlights! At one point a lightning strike occurred within 10 feet of his car. The strike splattered mud onto his vehicle, drained his battery, and caused problems with the car's electrical system.
• 2010: Today ended a 2-month long heat wave in Russia when daily maximum temperatures in Moscow were as much as 27 degrees above average. The heat wave caused 15,000 deaths, 600 wildfires, and $15 billion loss of economic growth.
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