Elevated 30-year Treasury yields near 5.27% as of early September 2026 stem primarily from a rising term premium driven by record fiscal supply, with federal debt exceeding $40 trillion and heavy Treasury issuance competing against corporate borrowing for AI infrastructure. Persistent inflation pressures, fueled by oil prices above $90 per barrel amid Middle East tensions, have prompted Federal Reserve Chair Kevin Warsh to signal potential rate hikes at the September 15-16 FOMC meeting if data fails to moderate, with markets pricing modest tightening odds. Recent yield gains of over 40 basis points year-to-date reflect resilient growth expectations and reduced demand for long-duration assets, though upcoming CPI and employment releases could shift the market-implied rate path and support lower yields if disinflation accelerates.