 The rest of the nation will be largely quiet with scattered afternoon thunderstorms through the rest of Missouri northward to the western Great Lakes, as well as a good portion of the southeast into the middle Atlantic. The west, meanwhile, will remain scorching hot. High pressure will continue to provide the area with abundant sunshine and record-breaking heat. Las Vegas, Nevada crushed its all-time record high on Sunday, reaching 120 degrees. And afternoons for the rest of the week will break daily records for the city.