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Brazil faces intense heatwaves and critical low humidity alerts
Brazil is experiencing a significant weather shift characterized by intense heatwaves and critical low humidity levels across multiple regions. An atmospheric high-pressure system is creating a block that prevents cold air masses from entering the country, leading to temperatures exceeding 40°C in states such as Mato Grosso, Mato Grosso do Sul, Goiás, and Tocantins.
The Instituto Nacional de Meteorologia (Inmet) has issued an orange alert for ten states and the Federal District due to extremely low relative humidity, which may drop as low as 12% in some areas. This dry condition, combined with high temperatures, has increased the risk of forest fires, prompting agricultural authorities in São Paulo to advise rural producers to maintain firebreaks.
While much of the country faces extreme heat, weather patterns are expected to shift later in the week. A cold front is projected to advance through the South, potentially bringing rain and strong winds—up to 70 km/h in parts of São Paulo—and a significant drop in temperatures by the weekend. In contrast, regions like Espírito Santo are expected to see only gradual temperature increases without the extreme heat seen in the Center-West.
Entities
Brasília · Brazil · Cempa-Cerrado · Climatempo · Cuiabá · Defesa Civil · Epagri/Ciram · INMET · Instituto Nacional de Meteorologia · Ivaiporã · Mato Grosso · Santa Catarina
Claims
What the coverage asserts, and how many sources carry each claim.
- [○ 1 SOURCE] Ivaiporã will experience stable weather with temperatures between 17°C and 28°C on Sunday.
- [○ 1 SOURCE] The Central-West region of Brazil will experience stable weather with few clouds on Sunday, August 16. www.atualidadepolitica.com.br
- [○ 1 SOURCE] Brasília will have a minimum temperature of 16°C and a maximum of 30°C. www.atualidadepolitica.com.br
- [○ 1 SOURCE] Cuiabá is expected to reach a maximum temperature of 38°C. www.atualidadepolitica.com.br
- [○ 1 SOURCE] Wind gusts in Ivaiporã may reach 40 km/h.
- [● 2 SOURCES] Low relative humidity levels are expected in several regions, with some areas in the Center-West potentially dropping to 20%. atarde.com.br · www.opresente.com.br
- [● 3 SOURCES] Temperatures may reach between 40°C and 42°C in Mato Grosso do Sul, Mato Grosso, Goiás, and Tocantins. www.cnnbrasil.com.br · atarde.com.br · www.opresente.com.br
- [● 3 SOURCES] A new heatwave is expected to affect Brazil between August 15 and August 20. www.cnnbrasil.com.br · atarde.com.br · www.opresente.com.br
- [● 4 SOURCES] The heatwave is caused by an atmospheric high-pressure system that creates a block, preventing cold air masses from entering the country. www.cnnbrasil.com.br · santaportal.com.br · atarde.com.br · www.opresente.com.br
- [○ 1 SOURCE] Scheduled maintenance in Manaus will cause power outages lasting up to 10 hours in several neighborhoods. portaltucuma.com.br
- [● 2 SOURCES] Temperatures in the Southeast, specifically northern and western São Paulo, Triângulo Mineiro, and northwestern Minas Gerais, may reach 37°C to 39°C. www.cnnbrasil.com.br · atarde.com.br
- [● 2 SOURCES] In the city of São Paulo, temperatures are expected to rise gradually, potentially reaching 34°C by Thursday. guarulhosweb.com.br · santaportal.com.br