Before a huge crowd filled with excitement and anticipation, and bundled up against temperatures in the 20s, the groundhog known as Punxsutawney Phil saw his shadow Sunday morning in central Pennsylvania. That means we could see six more weeks of winter , at least according to Groundhog Day lore.

PUNXSUTAWNEY, Pa. -- Here's a look at Groundhog Day, an American tradition that is meant to predict when spring will arrive. The groundhog emerges from its burrow on February 2. If the groundhog sees its shadow when it emerges, there will be six more weeks of winter. If it does not see its shadow, spring will arrive soon.

Phil says we'll have six more weeks of winter. Here's a look at how Punxsutawney Phil has called it over the years.