Satellite imagery showed a huge storm making its way over the US Midwest on 26 July.<br /><br />Powerful winds blew through the states of Michigan, Ohio and surrounding states as severe storms caused around 200,000 power outages.<br /><br />The storms - featuring intense downpours, hail, thunder and lightning and isolated tornadoes - downed trees and knocked out power.<br /><br />Forecasters said more thunderstorms will develop in the Northeast and Midwest on Thursday, including areas in Portland, Maine, to Boston, New York City, Philadelphia and Baltimore.
