PHILADELPHIA (WPVI) -- Last year, a moderate La Niña gave us a relatively mild start to the winter with very few snowstorms.
Then the polar vortex got involved bringing us a very cold and snowy February.
But what does this year look like?
Meteorologists Cecily Tyan and Adam Joseph have been researching and now they can tell us:
How much snow is expected? How cold will it get? And what factors may change everything?
Plus, learn about Pacific Decadal Oscillation, stratospheric warming and why our region is considered a "battle zone."
Watch the video in the player above for Cecily and Adam's 2021-2022 Winter Weather Outlook.