
O Instituto Nacional de Meteorologia (Inmet) emitiu alerta vermelho devido à umidade relativa do ar abaixo de 12%, aumentando riscos de incêndios florestais e problemas de saúde, válido até o fim do dia e podendo ser renovado.
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O Inmet emite alertas meteorológicos com cores que indicam níveis de risco, sendo o vermelho o mais alto, acionado quando a umidade relativa do ar fica abaixo de 12%.
Segundo o instituto, a umidade relativa do ar pode ficar abaixo de 12%, situação que aumenta o risco de incêndios florestais e de problemas de saúde, como doenças respiratórias e dores de cabeça. O alerta é válido até o fim do dia e pode ser renovado.
O aviso vermelho representa o grau máximo de risco na escala do Inmet. Os níveis são:
O Inmet orienta a população a beber bastante água, evitar bebidas alcoólicas e outras com efeito diurético, reduzir a prática de atividades físicas, usar hidratante para a pele e umidificar os ambientes.
Em caso de emergência, a população pode acionar a Defesa Civil pelo telefone 199 e o Corpo de Bombeiros pelo telefone 193.

The Civil Defense of São Paulo issued rain alerts via SMS and Cell Broadcast for nine municipalities in the regions of Bauru, Itapetininga and Presidente Prudente this Saturday (10), after a storm in Cesário Lange that caused 62 trees to fall and 110 mm of rain in eight hours on Friday (9).

The Civil Defense of Campo Grande issued an orange alert for the risk of storms between this Saturday (10) and Sunday (11), with a forecast of rain of 30 to 60 mm/h or 50 to 100 mm/day, intense winds and risk of flooding, falling trees and damage to the electrical network. Guidelines include avoiding risk areas, not taking shelter under trees and staying away from electrical wires. Emergency services available via numbers 156, 193 and 199.

Piracicaba (SP) recorded the hottest day of 2026 with 35.2ºC this Friday (9), surpassing the previous annual record. With air humidity at 39%, below the recommended 60%, there was a yellow alert for storms with a risk of hail, winds of up to 60 km/h and rainfall of up to 50 mm. An expert from Esalq/USP relates the climate pattern to the 2015 El Niño, with favorable prospects for agriculture in the Southeast, except for sugar cane, whose harvest could extend until December due to humidity, reducing the sugar content (ATR).

The government of Amazonas requested federal support to combat forest fires, but dismissed a team of firefighters before their deployment, according to the Ministry of the Environment. The commander of the Amazonas Fire Department stated that the request for help was denied, while the federal government claims that it is already operating in the state. Smoke covers Manaus for the third consecutive day with pollution levels above the safe limit.

Fire hits recycling cooperative warehouse in Cidade do Automóvel, in the Federal District. Around 12 Fire Department teams fought the flames; two trucks were lost and no one was injured.

Feira de Santana, in Bahia, faces a heat wave forecast with temperatures reaching 37°C next Thursday. Inmet warns of dry weather and health risks, recommending hydration and care with sun exposure.