Hot air up to 700 degrees raced down the mountain 's slope in just a few minutes . After about 400 years of minimal volcanic activity there , Sinabung erupted in 2010 . Jakarta Post : This is the first time Mount Isa 's winds have resulted in deaths . A rescue operation was scheduled for Sunday .
Hot air up to 700 degrees raced down the mountain 's slope in just a few minutes . Jakarta Post : This is the first time Mount Isa 's winds have resulted in deaths . A rescue operation was scheduled for Sunday .