Spectacular new satellite imagery of severe storms shows the atmosphere as a boiling, roiling cauldron of clouds

High-resolution animation from GOES-16: massive thunderstorms over southern Illinois, part of a sprawling, dangerous weather system A large swath of the nation's midsection has been hammered with torrential downpours. And the forecast calls for yet more, thanks to a low-pressure system pumping super-moist air into the region. With the ground already saturated, the sustained heavy rainfall is threatening major flooding from Oklahoma and Arkansas and up into Missouri, Illinois and Indiana.