Emergency services are on standby following an avalanche in the Remarkables mountain range, near Queenstown.
Police were alerted to the avalanche at 1:45pm and said it occurred one ridge over from the Remarkables ski field.
A search and rescue operation was launched as a team attempted to confirm no one has been injured.
"Ski-patrol staff have completed a search and at this time believe no one has been caught in the avalanche," a police spokesperson said.
Police were continuing to liaise with ski patrol personnel, and search and rescue staff are on standby in the area.