Weekly pattern is showing a bearish butterfly pattern. This will take a long time to play out but it's showing the turn of a big bearish trend.
Short off the butterfly pattern on the usdcad
Harmonic Deep Crab Pattern.
Details on ratios: http://www.fxgroundworks.com/deep-crab-pattern/
This is called a "harmonic bat pattern". Ratios and information can be found here:
D point has exceeded the 88.6 but has not yet hit my stop
Bearish bat pattern is showing a strong move south!