Judah, left, and Abby Boyle, of Des Moines, Iowa, splash in the water at the beach at Gray's Lake Park, Monday, Aug. 26, 2024, in Des Moines, Iowa. (AP Photo/Charlie Neibergall)

Bob Boyle, center, of Des Moines, Iowa, stands in the water with his grandchildren Abby, left, and Judah Boyle at Gray's Lake Park, Monday, Aug. 26, 2024, in Des Moines, Iowa. (AP Photo/Charlie Neibergall)

Ronald Okee, of Des Moines, Iowa, walks barefoot along the asphalt trail as the heat index tops 100 degrees at Gray's Lake Park, Monday, Aug. 26, 2024, in Des Moines, Iowa. (AP Photo/Charlie Neibergall)

A tuber floats in the lake at Gray's Lake Park as the heat index tops 100 degrees, Monday, Aug. 26, 2024, in Des Moines, Iowa. (AP Photo/Charlie Neibergall)

Ronald Okee, of Des Moines, Iowa, walks barefoot along the asphalt trail as the heat index tops 100 degrees at Gray's Lake Park, Monday, Aug. 26, 2024, in Des Moines, Iowa. (AP Photo/Charlie Neibergall)

The National Congress is barely visible through smoke from wildfires during dry weather in Brasilia, Brazil, early Monday, Aug. 26, 2024. (AP Photo/Eraldo Peres)

Smoke from wildfires hovers over the city amid dry weather in Brasilia, Brazil, early Monday, Aug. 26, 2024. (AP Photo/Eraldo Peres)

Smoke from wildfires hovers over the city amid dry weather in Brasilia, Brazil, early Monday, Aug. 26, 2024. (AP Photo/Eraldo Peres)