Rio Rainfall Caused by South Atlantic Convergence Zone, May Last 11 Days

National Institute of Meteorology publishes red warning for heavier rainfall over the next 36 hours in the state.

RIO DE JANEIRO, BRAZIL - The heavy downpours that have affected Rio de Janeiro and Baixada Fluminense since Saturday night were caused by the South Atlantic Convergence Zone (SACZ).

According to the Center for Weather Forecasting and Climate Studies of the National Institute for Space Research (INPE), the cold front blocked by the Southeast was fed by the humidity coming from the Amazon in altitude, building a large corridor of heavy clouds.

When the SACZ is formed, it is a signal of heavy rainfall, which causes overflows and flooding and means that there will be several days of persistent and heavy . . .

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