Millions in US Prepare for More Sweltering Heat as Floodwaters Inundate Parts of Midwest

Millions of Americans prepared to sweat through yet another scorching day, with the potential for rolling storms later Sunday to bring relief from the sweltering heat for at least some. Floodwaters inundated parts of the Midwest, including a town in Iowa whose own water-level gauge was submerged. From the mid-Atlantic to Maine, across much of the Midwest and throughout inland California, public officials cautioned residents sweating through the heat and humidity. In Oklahoma, the heat index—what the temperature feels like to the human body—was expected to reach 107 degrees (41 degrees Celsius) on Sunday. In the Midwest where South Dakota, Iowa, and Minnesota meet, floodwaters rose through the weekend. In northwest Iowa, 13 rivers flooded the area, said Eric Tigges of Clay County emergency management. Entire neighborhoods—and at least one entire town—were evacuated, and the town of Spencer imposed a curfew Sunday for the second night in a row after flooding that surpassed the record set in 1953....