Nobilio is ranked sixth in the World Amateur Golf Ranking.
Three Bruins are within three strokes of the lead for medalist honors.
The Bruins close their fall schedule at the Nanea Pac-12 Preview (Nov. 4-6).
As a team, UCLA is in seventh place (+10, 578), shooting a 4-over 288, two strokes better than Friday.
The Bruins are just 12 shots back of first place.
All six Bruin newcomers will play at this weekend's Stanford Intercollegiate.