An estimated 440 WCHS seniors are set to walk the stage and become high school graduates Friday night at Nunley Stadium.The graduation ceremony is scheduled to begin at 7 p.m.Weather is always a focus for the outdoor event. The AccuWeather forecast calls for rain Wednesday and early Thursday morning, but clear skies are expected Friday.Valedictorian Lauren Hennessee is among those scheduled to give a speech. She plans to talk about how seniors will see their lives, and goals, change after graduation.“From this point forward, defining success will be so much different for each of us,” said Hennessee.