The put/call ratio (orange line) seems to be a leading indicator of VIX. Also, the VIX to VXV ratio appears bullish.
This graph is a composite of the SP500 (with a 2 std deviation linear regression). It also contains graphs of VIX, put/call ratio, and OIL. Observations: The put/call ratio peaks and signals the future peak in VIX. After VIX peaks, SILVER bottoms (in March is was two days later). OIL has fallen below its 50dma and although a bounce is expected from oversold RSI,...
This graph aggregate HYG+LQD+JNK and divides by 3 for an average. It then creates a linear regression channel. It also shows some correlation coefficients to OIL, US10Y treasuries, and the Chicago Fed's National Financial Conditions Index. In short, it is about to break the lower bound and it looks like the recovery, even with the Fed's help, is incredibly shaky.