Sao paulo: Authorities in the state of Rio Grande do Sul in southern Brazil report that at least 11 people have died as a result of an extratropical cyclone that hit the area on Friday.

In a press release, the government of Rio Grande do Sul stated that 20 more people have gone missing as a result of the storm's torrential rains and that helicopter searches are currently being conducted in flooded neighbourhoods.

The town of Caraa, which has a population of over 8,000, was one of the worst affected along the path of the cyclone.

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"The state of affairs in Caraa deeply concerns us. Eduardo Leite, the governor of Rio Grande do Sul, visited the area and said, "It is crucial that we can quickly map the main affected areas and identify the people who need support.

Maquine, a municipality on the east coast, had gotten about a foot of rain as of Friday night, according to officials.

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Many locals in the affected areas have sought refuge in their towns' outdoor sports facilities. In several locations, there is a risk of landslides, according to the authorities.

According to Leite, authorities have performed 2,400 rescues in the previous two days.

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Our primary goal at this time is to safeguard and save lives of people. We are finding missing people, saving stranded people, and helping families in any way we can, the man said. Brazil frequently experiences fatal flooding, which has wreaked havoc for decades.