Fire, floods, dead fish: Climate change fuels extreme weather, with no âreturn to normal.â The sky in Denver was hazy from wildfires on Tuesday as children cooled down in a fountain. Credit...David Zalubowski/Associated Press A summer of misery stretched across much of the United States this week, with flash floods in the Southeast, deadly monsoons in the desert, a crackling-dry fire season across the Pacific Northwest and hazy skies on the East Coast blotting out a baleful red sun. Parts of Montana reached 110 degrees this week â more than 20 degrees above normal â while the nationâs largest wildfire continued to explode in southern Oregon, generating its own weather and prompting state officials to warn residents that they face a long and difficult fire season.