A deadly patchwork of destructive cyclones is on an apocalyptic path of convergence at a populated Midwest city center. There, the twisters will merge into one mega tornado that threatens to obliterate the cities for hundreds of miles around.
Young Dorothy finds herself in a magical world where she makes friends with a lion, a scarecrow and a tin man as they make their way along the yellow brick road to talk with the Wizard and ask for the things they miss most in their lives. The Wicked Witch of the West is the only thing that could stop them.
After paleoclimatologist Jack Hall is largely ignored by UN officials when presenting his environmental concerns about the beginning of a new Ice Age, his research proves true when a superstorm develops, setting off catastrophic natural disasters throughout the world. Trying to get to his son, Sam, who is trapped in New York City with his friend Laura and others, Jack and his crew must travel to get to Sam before it's too late.
An unprecedented series of violent tornadoes is sweeping across Oklahoma. Tornado chasers, headed by Dr. Jo Harding, attempt to release a groundbreaking device that will allow them to track them and create a more advanced warning system. They are joined by Jo's soon to be ex-husband Bill, a former tornado chaser himself, and his girlfriend Melissa.
As a new day begins in the town of Silverton, its residents have little reason to believe it will be anything other than ordinary. Mother Nature, however has other plans. In the span of just a few hours, an unprecedented onslaught of powerful tornadoes ravages Silverton. Storm trackers predict that the worst is still to come, as terrified residents seek shelter, and professional storm-chasers run toward the danger, hoping to study the phenomenon close up and get a once-in-a-lifetime shot.
A freak hurricane hits Los Angeles, causing man-eating sharks to be scooped up in tornadoes and flooding the city with shark-infested seawater. Surfer and bar-owner Fin sets out with his friends Baz and Nova to rescue his estranged wife April and teenage daughter Claudia.
After one short blind date, Mary Horowitz, a brilliant and eccentric crossword constructor, is convinced that Steve, a CCN cameraman, is her soul mate. Because his job takes him hither and yon, she crisscrosses the country following Steve, with the encouragement of a reporter, turning up at media events he's at to convince him they are perfect for each other. Along the way, she befriends an assortment of misfits who accept her for who she is, leading her to reassess her reasons for this strange journey.
As a new day begins in the small American town of Minninnewah, the residents start their day as ordinary as the next. Mother Nature, however, has other plans for them. Inhabitants have just 13 minutes to seek shelter before the largest tornado on record ravages the town, leaving them struggling to protect their loved ones and fighting for their lives. Left to deal with the aftermath, four families must overcome their differences and find strength in each other in order to survive.
Solomon and Tummler are two teenagers killing time in Xenia, Ohio, a small town that has never recovered from the tornado that ravaged the community in the 1970s.
When the crew of an American tugboat boards an abandoned Russian research vessel, the alien life form aboard regards them as a virus which must be destroyed.
Fin and his wife April travel around the world to save their young son who's trapped inside a sharknado.
Timely yet terrifying, The Flood predicts the unthinkable. When a raging storm coincides with high seas it unleashes a colossal tidal surge, which travels mercilessly down England's East Coast and into the Thames Estuary. Overwhelming the Barrier, torrents of water pour into the city. The lives of millions of Londoners are at stake.
The sharks take bite out of the East Coast when the sharknado hits Washington, D.C. and Orlando, Florida.
When an energy experiment goes haywire, a rash of massive hurricanes rips across North America. A high school science teacher must get his family to safety before the hurricanes merge, creating a "hypercane" with the power to wipe the US off the map.
In 1935 rural Texas, recently widowed Edna Spaulding struggles to survive with two small children, a farm to run, and very little money in the bank - not to mention a deadly tornado and the unwelcome presence of the Ku Klux Klan. Edna is aided by her beautician sister, Margaret; a blind boarder, Mr. Will; and a would-be thief, Moze, who decides to teach Edna how to plant and harvest cotton.
Jamie Marshall (Kelly McGillis) is a "storm chaser" who, having lost her husband in a crash after his plane was struck by lightning, recklessly throws herself into her work. Sent by her boss to Colorado to investigate the cause of a devastating tornado, she meets Will Stanton (Wolf Larson), Field Coordinator for FEMA. One night, while working closely together examining the wreckage of the recent storm, Jamie and Will experience a once-in-a-lifetime phenomenon - a ball of lightning falling from the sky connecting with the ground all around them. As Will tries to shield Jamie from the lightning, the two embrace and find themselves in a passionate kiss. The next day Jamie and Will return to the location. What they discover is a facility where waste from scientific experimentation is affecting the atmosphere causing the tornadoes. Armed with the new information and seven new tornadoes on the horizon, Jamie and Will prepare the already tornado ravaged town for another possible disaster!
A brother and sister are torn apart when their parents die tragically in a tornado. While he moves to Seattle to be away from the memory, she devotes her life to studying storms and weather patterns. When she discovers the threat of a powerful series of tornadoes are heading for Seattle, she must convince her brother and the entire city that she is not crazy; and they are in grave danger
Aliens attack Earth with deadly electrical tornadoes, and it’s up to a farmer, his smart high-school daughter and a tornado blogger to thwart the horrific invasion.
A scientist (Gerald McRaney) perfects a tornado-warning system and tries to convince residents of a nearby town that a deadly twister is approaching.
Liz McAdams is haunted by the memories of a tornado that destroyed her home 25 years ago. Now a professional storm tracker, she and her family are in danger once again as another devastating twister rapidly gains momentum. Caught in the path of destruction, Liz and her estranged husband struggle to save those they love...