A cluster of severe thunderstorms pounded the U.S. Northeast including New York City on Sunday, unleashing deadly flooding in Pennsylvania, halting operations at several airports, and prompting tornado watches across New England.
In Chicago, air quality has reached unhealthy levels as smoke drops down from Canadian wildfires.
At least five people died and two children were still missing after floods ripped through Bucks County, Pennsylvania, north of Philadelphia on Saturday, the Philadelphia Inquirer reported. The saturated soil from Saturday’s rain could make flooding worse on Sunday across a swath of the East Coast, said Ashton Robinson Cook, a forecaster with the U.S. Weather Prediction Center.