Substantial fires can make their own weather – and do it in several ways. The most common weather phenomena wildfires can create include pyrocumulus clouds, fire tornadoes and smoke clouds that ...

Wildfires generate vast plumes of smoke, which can reach the humid upper atmosphere, cool down and develop into clouds that can remain there for months, warming the air, drying out the earth and ...

Smoke from intense wildfires in the Amazon rainforest and other parts of Brazil was choking major cities like Sao Paulo and Rio de Janeiro on Monday, and wafting into neighboring countries.

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Smoke that’s expanded so much, it can be seen from miles and miles away. “I was driving down the 58 westbound and that’s when I saw it,” said Cecilia Acevedo on Brundage Lane.

Smoke from wildfires burning in Canada and a Saharan dust cloud could collide over North Carolina this week. Here’s how it could affect air quality in the state.