Video from the Santa Catarina fire brigade helicopter in southern Brazil shows families trapped in their homes by flooding being pulled to safety from the rooftops.
Aerial images show large areas of the city submerged in water and mud. Over 880 people have been evacuated according to reports from the local Civil Protection.
Heavy rains hit the south of the country, raising the level of waterways, turning roads into rivers and triggering landslides.
In the state of Santa Catarina, the Civil Defense said about 880 people had been evacuated from their homes after the rains turned the streets into rivers.
Local media released footage of risky rescue operations to get people in trouble out. On Thursday, authorities reported at least two dead and one missing.
At least 17 cities in the state of Santa Catarina have declared a state of emergency. In neighboring Parana state, rescue teams worked with search dogs to find survivors buried by landslides on Thursday.