"Then a wave came and we gave it a final push, and it was off ... It was an amazing experience."
Both she and Ms Sanderson felt teary afterwards. While pushing the whale off they noticed it had a striking koru-like pattern on its side.
Community ranger Doug Te Wake, of Kaitaia, said Department of Conservation staff arrived by boat, accompanied by Ngati Kahu representatives, around 8am - just in time to wave goodbye to the departing whale.
It was last seen heading around the point towards Aurere.
"They [the five women] did an awesome job," he said.
DoC staff were unable to get close enough to confirm the species.