When catastrophic climate change endangers Earth's very survival, world governments unite and create the Dutch Boy Program: a world wide net of satellites, surrounding the planet, that are armed with geo-engineering technologies designed to stave off the natural disasters. After successfully protecting the planet for two years, something is starting to go wrong. Two estranged brothers are tasked with solving the program's malfunction before a world wide Geostorm can engulf the planet.
A new dark force threatens Ponyville, and the Mane 6 Twilight Sparkle, Applejack, Rainbow Dash, Pinkie Pie, Fluttershy, and Rarity embark on an unforgettable journey beyond Equestria where they meet new friends and exciting challenges on a quest to use the magic of friendship and save their home.