More than a month before the onset of winter, several regions of Brazil will experience lower-than-normal temperatures.
“May is the month of autumn, that is, the month of climate transition. It is normal that from the second week of the month onwards, the temperatures begin to acquire winter characteristics.”
“However, at this point we will really have Sharp drop in temperaturea temperature lower than the average expected for this period.
The analyzes and interpretations were made by Umberto Barbosa, the meteorologist with whom he spoke BBC News Brazil About approaching unusually low temperatures in Brazil.
More than a month before the onset of winterwhich arrives on June 21 (the day summer begins in the Northern Hemisphere), temperatures will drop from Sunday, May 15.
The National Meteorological Institute expects that cities such as Brasilia, Belo Horizonte, Cuiaba, Campo Grande, São Paulo and Florianópolis will present temperatures less than 10 degrees.
The southern region will be the first to feel this change (with danger of frost), and the next day you’ll reach the Southeast and Midwest regions. The north should record more “normal” temperatures.
Through Twitter, Brazilians have already commented among themselves that a “polar eruption”an expression that does not exist, in a formal technical sense.
An atypical cold will prevail over the next week which will arise in “La Niña”: Cooling the waters of the central Pacific region for at least three consecutive months.
In addition, the offset of a polar air mass Coming from Antarctica and Passage A extratropical cyclone across southern South America.
These unusual temperatures are not directly related to Climate change – although these, as is known, facilitate the emergence of extreme weather phenomena.
Climate scientist Francisco Eliseo Aquino commented, “I can’t say this cold wave is unprecedented or attribute it directly to climate change, but it does represent the kind of anomaly we find in a scenario where the planet is much warmer.”
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