A spokesman for Northern Constabulary has said that the three people airlifted to hospital are "believed to be in a serious condition".
He added that two groups of six people had been in the area at the time of the avalanche, and have now been "walked off" the hill.
More top news
There is a snow and ice warning in force for much of the UK tomorrow, but temperatures will be slightly higher than today.
A Quebec man has missed out on winning millions on the Canadian lottery, because his ticket was printed out seven seconds too late.
The dramatic moment that Dutch police stormed a TV studio to arrest a gunman was caught on the station's cameras.