For over a decade, Fed forward guidance and QE have suppressed interest rate volatility. A shift away from this communication strategy would likely cause volatility to return to the more "normal," higher levels seen before the 2008 global financial crisis.

When bond prices exhibit short-term mean reversion (up one day, down the next), it's a quantitative sign of deep uncertainty. This reflects the market and the Fed struggling to choose between fighting inflation and addressing weakening employment, leading to no clear trend until one indicator decisively breaks out.

Recent bond market volatility stems from a Fed credibility issue, not just rate expectations. Uncertainty over which inflation metric the Fed is targeting (e.g., Core PCE vs. Dallas Trimmed Mean) creates ambiguity about its reaction function, fueling investor fear and raising the term premium.

Fed officials telegraphing rate moves based on unreleased data creates unnecessary market volatility. The bond market reacts immediately to the commentary, only to reverse sharply when the actual data contradicts the Fed's hypothetical stance. This process introduces more variance than a "wait and see" approach.

The common assumption is that reduced Fed forward guidance increases uncertainty, leading to a higher term premium and bond yields. However, this creates volatility in both directions. While yields might rise in an inflationary environment, a lack of guidance could also cause them to fall sharply during a period of negative economic surprises.

While investors often watch equity markets for signs of Fed intervention, rising bond volatility poses a more significant risk to financial conditions. This makes the Fed more sensitive to instability in the bond market, meaning a spike there could trigger a dovish policy shift sooner than a stock market downturn.

The bond market will become volatile not when rates hit a certain number, but when the market perceives the Fed's cutting cycle has ended and the next move could be a hike. This "legitimate pause" will cause a rapid, painful steepening of the yield curve.

Despite high inflation, the bond market's 'break-even rate' predicts inflation will plummet below the Fed’s target within a year. Since the Fed is holding rates steady, traders are implicitly betting that a severe economic slowdown and demand destruction are the true forces that will kill inflation.

While equities had a mixed reaction to inflation data, the bond market shows clearer concern. FedWatch data reveals a significant shift in expectations over the past month, with the probability of a 25 basis point rate hike by year-end rising to 30%, while the probability of a cut has diminished.