In a small, southern, drought-ridden town in 1993, Sam, trying to find a better life for her brother Carl who is on the Autism spectrum and fascinated by weather, steals an ice-cream truck to go storm chasing.

It's 1993 and North Carolina is experiencing a historic drought. Autistic teen Carl, fascinated by weather, predicts that a storm will soon hit nearby. His sister Sam crafts a plan to help him chase the storm, stealing their mother's ice-cream truck to embark on a road trip about family, forgiveness, and following your dreams.