00:00a major weather shift is spreading across the United States. Much of the West is set to cool
00:04down this weekend. Las Vegas could drop from the 110s to near 100 degrees. Salt Lake City may cool
00:11by 10 to 20 degrees, but the heat is moving east. A heat dome will shift into the Mississippi Valley.
00:17Its center could settle over Tennessee. Nashville temperatures will climb well into the 90s.
00:22St. Louis and Kansas City will also heat up. The 90s could return to Cincinnati and Philadelphia.
00:28Charlotte and Washington, D.C. may also turn hotter. Meanwhile, storms could develop along
00:34the heat dome's northern edge. Heavy rain may target the plains, Midwest, and Northeast.
00:39Repeated downpours could increase the risk of flash flooding. The shifting pattern will continue
00:44into early September. Disclosure. This video contains stock footage and content created or
00:49enhanced using AI-assisted tools AI generated.