When Grampie Groundhog decides to retire from forecasting the weather, he has twins Greta and Gregory draw straws to see who will take over the important job, but the winner is so nervous the two put aside their squabbling and work together.
Gregory Groundhog and his shadow desperately look for each other after they become separated from one another just before their annual appearance on Groundhog Day.
When Groundhog realizes he needs helpers all over the country to accurately forecast the weather, he establishes a school to teach young groundhogs how to properly determine when spring will arrive.