Heavy rain, high winds and hail has swept across the central states, bringing devastation to the region during a brutally wet spring period. Four million residents were under a flash flood emergency warning on Tuesday morning, including in Oklahoma, where as much as five feet of water entered homes in Hominy, to the northeast of the state. Some 22 tornadoes have been reported so far across Oklahoma, Texas, Kansas and Missouri, while four people have been rescued by emergency services following flash flooding so far - no injuries have been reported. Already struggling farmers in Arkansas and Missouri are bracing themselves for more wet weather sweeping across the southern Great Plains, delaying crucial corn and soybean planting in the region. Heavy rain, high winds and hail have swept across Oklahoma, bringing devastation in the region. Four million residents were under a flash flood emergency warning on Tuesday morning, including in Tulsa, while as much as five feet of water entered some homes in Hominy, to the northeast of the state. One pickup driver in Enid was forced to drive through the high waters The underpass on north Grand is closed due to high water. The devastating weather has swept across the southern Great Plains is now headed to Arkansas and Missouri - causing chaos for farmers already struggling to get crops in the ground amid an unusually wet spring Some 22 tornadoes have been reported so far, while four people were rescued by emergency services following flooding - there have been injuries reported so far. One of the twisters was captured on camera in Magnum, Oklahoma (pictured) Residents were being rescued from their homes this morning following flash flooding in Stillwater, about 50 miles northeast of Oklahoma City. While, the twister near Tulsa International Airport was one of at least 22 that have ripped through the region since late Monday evening, with more on the far, according to the NWS. 'More tornadoes are on the way today,' said NWS forecaster Rich Otto. The NWS said it expected severe weather across Texas, Louisiana and into Alabama and as far north as Iowa and Nebraska throughout the day and into the night on Tuesday, as chaos spreads across the region. On Monday, the NWS said the risk of tornadoes in the region was higher than at any time in years. 'Flooding is still the big concern,' Otto said. 'Some areas could get another 2 inches (5 cm) of rain today, but that comes after another 5 to 10 inches (13-25 cm) some areas have already seen.' Houses in Oklahoma experienced as much as five feet of flooding following unusually heavy rainfall for this time of year 'The whole area is in the bullseye, with more rounds of severe storms possible,' one forecaster predicted. Rob Hill, director of the city of Stillwater Emergency Management Agency, shared a live video on Facebook as a family was rescued from their flooded home. 'We got more rain just coming down on top of us. We have completely run out of barricades from our public works department,' Hill said in the video. 'Listen people, there are just so many areas of this town that are flooded right now, I'm begging you, please don't get out right now. Please just stay home.' For the first time in two years, forecasters have issued their most dire warning for the risk of catastrophic tornadoes.The target: parts of the Texas Panhandle and Oklahoma, which is also marking the sixth anniversary of a tornado that pulverized the city of Moore, killing 24 people Nowata, Dewey and White Oak in northern Oklahoma also had reports of flooding. The Great Plains and Midwest have been battered by storms this year, leaving the Mississippi River at dangerously high levels, causing record floods in Nebraska and Iowa. Agriculture has been affected badly by the stormy weather. Missouri only has 62 percent of its corn planted, compared to 95 percent a year ago through May 19, according to the U.S. Department of Agriculture Soybean planting is also delayed, with only 9 percent of fields planted versus 58 percent a year ago. In Arkansas, only 31 percent of soybeans have been planted compared to 78 percent a year ago.All rights reserved for this news site dailymail and under his responsibility