Record rainfall trigged flash floods at Death Valley National Park that swept away cars, closed all roads and stranded hundreds of visitors and workers.
In eastern Kentucky, a slow cleanup and recovery is underway after flash flooding at the end of July. More than three dozen people died and some are still missing.
Intense thunderstorms killed two and critically injured another two at the park next to the White House in Washington, D.C. Thursday evening. U.S. Park Police and the Secret Service rushed to help.
"We've never seen anything like it," said atmospheric scientist Luis Millán, who works at NASA. The vapor sent skyward by the eruption will likely stay in the stratosphere for years.
NPR's Ari Shapiro speaks with FEMA's Federal Coordinating Officer Brett Howard overseeing the disaster response to massive floods in the Appalachian mountain communities in Kentucky.
In eastern Kentucky, search and rescue crews continue the painstaking job of looking for victims of flash flooding. More than three dozen people have died and the death toll is expected to go higher.
Even with sea level rising, Washington, D.C., will be largely safe from hurricane-related flooding because of its waterfront parks. But an NPR analysis finds that 1,000 people will still be at risk.
At least 35 have been confirmed killed in flooding and hundreds remain unaccounted for. The governor warned that high winds could create the danger of falling trees and utility poles.
In eastern Kentucky, the search continues for people missing following severe flooding. The death toll has risen to 28, and the governor says he expects it to keep climbing.