Saturday produced clean 1m waves at Tay Street, with light variable winds in the morning and offshores in the afternoon.
Conditions deteriorated significantly on the Sunday as the event was wrapped up in small waves of less than 1m and onshores.
Another highlight saw 40 young girls taking part in the Billabong Girls Get Out There Day surf and yoga lessons with coaches and a guest appearance from Jamie McDell on the Saturday.
Overall winners were: U14, boys: Finn Johnson (Gis), girls: Stella Smith (Gis); U17, boys: Jonas Tawharu (Mnt), girls: Raiha Ensor (Mnt), U20, boys: Andrew Fraser-MacKenzie (Tau), girls: Gabriella Sansom (Auck).
The remaining two legs in the 2016 Billabong Grom Series are at Whangamata from February 13-14, and Piha from March 5-6.