Midwest Derecho Causes Widespread Power Outages

On August 11, 2026, a severe thunderstorm system, preliminarily classified as a derecho by the United States — Storm Prediction Center, swept from Iowa through United States — Illinois, United States — Indianapolis, and into United States — Ohio. The storm brought extreme wind gusts, with reports of 80 mph (128 kph) or more, and a 99 mph (159 kph) gust in Gary, United States — Indianapolis. Tornado warning sirens blared as the system moved through. The storm caused widespread damage, including flooded roads, downed trees, and damaged roofs. Over 600,000 customers lost power in United States — Illinois and United States — Indianapolis, with additional outages in United States — Ohio. All flights were temporarily halted at United States — Chicago's two major airports. At least one death was reported in United States — Ohio, according to officials. The United States — National Weather Service issued warnings calling the storms dangerous. Local events, such as the Lake County Fair, were canceled, and some government offices closed early.