The tradition surrounds Punxsutawney Phil, a groundhog who supposedly predicts six more weeks of winter if he sees his shadow.

Punxsutawney Phil, the groundhog weather icon, saw his shadow when he was plucked from his warm burrow and thrust out into the frigid air Monday morning.

Tens of thousands of people will be on hand at Gobbler’s Knob for the annual ritual that goes back more than a century, with ties to ancient farming traditions in Europe.