The Bela River flows past homes during floods in Mikulovice, Czech Republic, Saturday, Sept. 14, 2024. (AP Photo/Petr David Josek)

A resident takes a photo of a flooded street in Brantice, Czech Republic, Saturday, Sept. 14, 2024. (AP Photo/Petr David Josek)

Residents watch the flow of the Bela River during floods in Mikulovice, Czech Republic, Saturday, Sept. 14, 2024. (AP Photo/Petr David Josek)

In this photo released by the Romanian Emergency Services Galati (ISU Galati), a rescuer carries a woman in Pechea, Romania, Saturday, Sept. 14, 2024 after torrential rainstorms left scores of people stranded in flooded areas. (Romanian Emergency Services - ISU Galati via AP)

A residents takes a photo as the Opava river rises near Brantice, Czech Republic, Saturday, Sept. 14, 2024. (AP Photo/Petr David Josek)

In this photo released by the Romanian Emergency Services Galati (ISU Galati), firefighters approach a stranded dog in Cudalbi, Romania, Saturday, Sept. 14, 2024 after torrential rainstorms left scores of people stranded in flooded areas. (Romanian Emergency Services - ISU Galati via AP)

Residents watch the rising levels of the Opava river near Brantice, Czech Republic, Saturday, Sept. 14, 2024. (AP Photo/Petr David Josek)

In this photo released by the Romanian Emergency Services Galati (ISU Galati), a rescuer carries a dog in Pechea, Romania, Saturday, Sept. 14, 2024 after torrential rainstorms left scores of people stranded in flooded areas. (Romanian Emergency Services - ISU Galati via AP)

A car drives through a flooded street in Brantice, Czech Republic, Saturday, Sept. 14, 2024. (AP Photo/Petr David Josek)

In this photo released by the Romanian Emergency Services Galati (ISU Galati), rescuers assist a local person on a flooded street in Pechea, Romania, Saturday, Sept. 14, 2024 after torrential rainstorms left scores of people stranded in flooded areas. (Romanian Emergency Services - ISU Galati via AP)

In this photo released by the Romanian Emergency Services Galati (ISU Galati), a rescuer carries an old man in Pechea, Romania, Saturday, Sept. 14, 2024 after torrential rainstorms left scores of people stranded in flooded areas. (Romanian Emergency Services - ISU Galati via AP)

The Bela River flows past a church during floods in Mikulovice, Czech Republic, Saturday, Sept. 14, 2024. (AP Photo/Petr David Josek)

In this photo released by the Romanian Emergency Services Galati (ISU Galati), rescuers carry a woman in Pechea, Romania, Saturday, Sept. 14, 2024 after torrential rainstorms left scores of people stranded in flooded areas. (Romanian Emergency Services - ISU Galati via AP)

In this photo released by the Romanian Emergency Services Galati (ISU Galati), rescuers drag a boat on a flooded street in Pechea, Romania, Saturday, Sept. 14, 2024 after torrential rainstorms left scores of people stranded in flooded areas. (Romanian Emergency Services - ISU Galati via AP)