St. Louis Braces for Isolated Storms Followed by Intense Heatwave
St. Louis is expecting isolated storms in the late afternoon and evening today. From Sunday through Tuesday, the region will experience intense heat with "feels like" temperatures ranging from 102°F to 105°F, prompting First Alert Weather Days. Showers and storms…

St. Louis, MO, August 7, 2026 —
St. Louis residents can anticipate a mixed bag of weather as isolated storms are expected throughout the late afternoon and evening of the current day. Following this, the region is forecast to experience a significant heatwave beginning Sunday and continuing through Tuesday.
During this period of intense heat, the “feels like” temperatures are projected to range between 102°F and 105°F. In response to these potentially hazardous conditions, First Alert Weather Days have been issued for the St. Louis area from Sunday through Tuesday.
The forecast indicates a return of showers and storms late Tuesday. These weather systems are expected to bring cooler temperatures to the region by the middle of the week, offering some relief from the prolonged heat.
Story summarized from the original created by Chance Gotsch on www.firstalert4.com, see more information here.