Hurricane Harvey has been upgraded to a Category 4 storm – which could make it stronger than Hurricane Sandy and Tropical Storm Katrina if it strikes the US at its current velocity. Residents have been warned to take shelter from 130mph winds and ocean surges which will reach heights of 12ft when the most powerful storm in over a decade slams the

mainland US. Ahead of its expected impact the National Hurricane Centre has upgraded the furious weather phenomenon to a Category 4 hurricane. Harvey is expected to strike near the Texan coastal city of Corpus Christi at 9pm CDT (3am BST). David Ramirez left his home in Corpus Christi early on Friday to wait out the storm in San Antonio, Texas. READ MORE