Article Photos: UPDATE: Oklahoma City Public Schools cancels evening activities, OCU closing at 3 p.m. due to winter weather

Early morning rush hour traffic backed up in the rain up on the Broadway Extension at NW 63 Street in Oklahoma City Tuesday, Feb. 12, 2013. Photo by Paul B. Southerland

Early morning rush hour traffic backed up in the rain up on the Broadway Extension at NW 63 Street in Oklahoma City Tuesday, Feb. 12, 2013. Photo by Paul B. Southerland