At least 49 people are confirmed dead after flooding hit South Africa, including children whose school bus was swept away during the extreme weather, officials said.

The number of people who have died in floods in South Africa’s Eastern Cape province has risen to 57 and includes several school children, who drowned when the minibus taxi they were traveling in was swamped.

South African President Cyril Ramaphosa will visit Mthatha, the hardest-hit area in Eastern Cape, after devastating floods claimed at least 78 lives. Authorities face criticism for delayed response amid resource shortages.

Provincial government officials say at least seven people have died in flooding in South Africa after a weather front bringing heavy rain and snow hit eastern and southern provinces