Nifty 50 is trading in an upward channel. Look out when the upper and lower bands are touched. Those are regions from which big moves will come.
For Example: If it is near the upper band, either it will breakout or will be sold off to get near the lower band. Opposite for the lower band.
For Example: If it is near the upper band, either it will breakout or will be sold off to get near the lower band. Opposite for the lower band.