Combination of meteorological systems should cause rainfall above 100mm in the South region; After record winds, the capital of São Paulo has no forecast of new gales, but is expected to record isolated showers
This Friday (12), the weather forecast highlights a warning scenario for the southern region of , specifically for the state of . The combination of a low atmospheric pressure system at the height of Paraguay, a meteorological trough and humidity from the region should cause voluminous and severe rains.
The alert covers cities such as Foz do Iguaçu, Maringá and Curitiba, where accumulations can exceed 100 millimeters. There is a risk of strong winds and the possibility of “microexplosions” — a phenomenon characterized by violent downward air currents that reach the ground.
Situation in São Paulo
In relation to recent phenomena in the capital of São Paulo, the winds recorded in recent days, which reached gusts of 96 km/h, were the strongest in the last 30 years, causing trees to collapse and fall.
For this Friday, however, there is no forecast of gales of this magnitude for . The day will be marked by heat, with a maximum of 31°C, and the possibility of heavy rain showers between the afternoon and evening, both in the capital and in the metropolitan and interior regions.
Other regions of the country
The meteorological risk map also points to other areas of instability:
Southeast and Midwest: There is a risk of thunderstorms in Minas Gerais (especially in the Triângulo Mineiro), Rio de Janeiro (showers in the afternoon) and in the south of Mato Grosso do Sul;
North and Northeast: Rain in the form of rapid storms is forecast for Mato Grosso, Roraima, Acre, Amazonas, as well as the interior of Maranhão, Piauí and northern Tocantins;
Dry Time: The eastern part of the Northeast, including Pernambuco, Paraíba, the coast of Alagoas, Sergipe and Ceará, will have firm, dry weather with high temperatures;
Temperatures
Heat prevails in most of the country. The predicted maximums are 28°C in Cuiabá, 29°C in Palmas and 30°C in Porto Alegre.
*With information from Paula Nobre
*Report produced with the help of AI
