OISS summer hours begin on Tuesday, May 30th. Between May 30 and August 11, OISS will be open until 4:30 p.m. each day. If you are stopping by to talk with an OISS adviser, please arrive by 4:00 p.m. or make an appointment with your adviser here. On Mondays, Wednesdays, Thursdays, and Fridays we are open from 9:00 am to 4:30 pm. On Tuesdays we are open from 12 noon to 4:30 pm.