Clouds laden with rain form across Brazil due to a corridor of humidity that comes from the Amazon and reaches the South and part of the Southeast this Sunday (13).
A system of low atmospheric pressure with characteristics of an extratropical cyclone gives rise to a new cold front that travels through the South and Southeast of the country, bringing storms in the next few days across the country. Moisture coming from the sea also contributes to rain in coastal areas.
Check the full weather forecast for this Sunday, the first day of National High School Exam (And either). The test will be applied in 11,275 locations spread across 1,747 Brazilian municipalities, according to the National Institute of Educational Studies and Research Anísio Teixeira (Inep).
There is a risk of heavy rain in the capitals Porto Alegre, Florianópolis, Curitiba, São Paulo, Rio de Janeiro, Belo Horizonte, Brasília, Goiânia, Campo Grande, Cuiabá, Porto Velho, Boa Vista, Belém, Teresina, Palmas, João Pessoa, Maceió, Recife.
The weather remains unstable throughout Southeast this Sunday. The largest accumulations of rain are expected in practically the entire state of Minas Gerais, in the Southwest of Rio de Janeiro and in the Southwest and Northwest of the state of São Paulo.
Thunderstorms, wind, hail and electrical discharges can occur in the four states of the region, including the capitals São Paulo, Rio de Janeiro and Belo Horizonte.
This Sunday, rain spreads across all areas of the region. South , with conditions for storms and heavy rain, with the possibility of hail and gusts of wind between 60 and 100 km/h. Climatic conditions are affected by the action of a trough, which consists of a region in the atmosphere where there is an undulation of the clockwise flow of winds in the Southern Hemisphere and where there is also a tendency to drop in atmospheric pressure.
The volumes are high, of more than 100mm, between the regions of Fronteira Oeste, Santa Maria, and the Northwest and North of Rio Grande do Sul, in the Center-West of Santa Catarina and in the region of Foz do Iguaçu, as in the Southwest. and southern Paraná.
The presence of an atmospheric trough and the humidity that comes from the Amazon contribute to the formation of heavy clouds and the potential for thunderstorms throughout the region. Midwest 🇧🇷 Over Mato Grosso do Sul, the intense rain has reinforced an area of low atmospheric pressure between Paraguay and the state.
Heavy rains are expected in the south of Mato Grosso do Sul and in the region from Dourados (MS) to the Federal District, passing through Goiás and the east of Mato Grosso.
At the North East , the weather stands firm between Mossoró, in Rio Grande do Norte, and Paulo Afonso, in Bahia. This Sunday, the sun will be strong and hot, and there will be good weather in much of the region. In other areas, showers and cloudy skies.
The heaviest rain occurs in the West and Southeast of Bahia to the center of Maranhão, and between Piauí and the West of Paraíba and the Center-West of Pernambuco, as in the Southwest of Rio Grande do Norte and in the Center-South of Ceará, beyond the coast of Alagoas to the coast of Paraíba. Expressive rainfall is expected in Western Bahia and between Maranhão and Piauí.
In the region North , isolated and occasional rain showers occur between the East of Amazonas and the Northwest of Pará. In the Northwest to the South of Amazonas, in Rondônia and in the Center-North of Roraima and parts of Acre the rain is more expressive, with strong blows, lightning and gusts of wind.
There is a possibility of hail in isolated points between Acre, Rondônia and Amazonas.
(With information from Climatempo)
Source: CNN Brasil
