With another blast of winter hitting Niagara this week, Brock University officials are keeping a close watch on the weather forecast for Tuesday morning.All St. Catharines and Hamilton Brock University campuses will remain open and operating on normal schedules.Environment Canada lifted its winter storm warning overnight and municipal transit operators are reporting normal operating schedules. Road conditions are snow covered in parts of Niagara, so allow extra time for the morning commute.Any updates will be announced on the main www.brocku.ca homepage.