Hannes is an old man who has grown apart from his children. Recently retired when his wife gets ill he tries to reconcile with them and to atone for his cold demeanor in the past.
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.