The StochRSI may reach the overbought or oversold level and stay there for a long period of time. Movement of the indicator above 0.8 or below 0.2 may also indicate a strong trend, and the indicator may stay in the overbought or oversold zones for a long period of time.
The indicator will occasionally stay near 0 or 1. This is considered a strong indication of the current trend and means that there will soon be a reversal of the trend.