So how reliable are Punxsutawney Phil’s predictions on Groundhog Day? 

It’s Groundhog Day. 

2 February 1887. The first Groundhog Day was held in Punxsutawney, Pennsylvania, USA. If a groundhog emerges from its burrow and sees its shadow due to clear weather, then winter will persist for 6 more weeks. If it does not, because of cloudy weathe 

Today the Groundhog Day ceremony will be held here.