 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