Comment on Midwestern states endure flash flooding, heat wave

SUPERIOR, Wis. (AP) — Lines of thunderstorms crawled across Minnesota and Wisconsin on Sunday after overnight flash flooding washed out roads and highways, as a heat wave sent temperatures into the 90s in the Midwest. The National Weather Service issued flood warnings from east-central Minnesota across northwestern Wisconsin. U.S. Highway 2, a major thoroughfare across northwestern Wisconsin, washed out early Sunday about 10 miles west of Ashland. Storm runoff moving down the Nemadji River after two days of heavy rain and thunderstorms also raised concerns in Superior, Wisc.