The end of April should be marked by a mass of hot and dry air, in addition to a mass of cold air, which will occur together and gain strength in areas of the Central-West, Southeast and South regions of Brazil, until next Saturday (27).
Furthermore, temperatures are expected to vary amid frequent rains, which will change the weather in the coming days.
This month of April, it rained frequently in parts of the region, especially over Rio Grande do Sul and Santa Catarina, however Paraná experiences a different scenario with a greater predominance of dry days.
This distribution of rain in the south of Brazil gained greater proportions in the last 7 days, where high volumes reached the western range from Quaraí (RS) to Planalto (PR), raining around 96 millimeters in Planalto, in the southwest of Paraná in the last 2 days according to Inmet, however much of the state remained completely dry.
In the coming days, the scenario is unlikely to change in the region, which may still face extreme precipitation events on the one hand with the arrival of a new cold front, especially in Rio Grande do Sul, but which should still record days on the other. dry and very hot, especially in the center, west and north of Paraná.
Until next Monday (29), on the penultimate day of April, almost 175 millimeters of rain are expected in several cities in Rio Grande do Sul, which tends to intensify between Friday (26) and the weekend with the formation of new frontal system from two areas of low atmospheric pressure.
Heat wave
This new heat wave that hits the Center-West, Southeast and South of the country in the last week of April is related to the action of a high pressure system in the middle atmosphere.
The high pressure will act as an atmospheric lock. According to Climatempo, the system favors the maintenance of dry and hot air, causing high temperatures.
Furthermore, the lack of a cold air mass maintains the dominance of warm air over much of the country.
Source: CNN Brasil
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