Mortgage Rates Today, March 21, 2026: 30-Year Refinance Rate Rises by 52 Basis Points – Norada Real Estate InvestmentsMar 21,2026March 21, 2026By Priyanka UpadhyayIn Hi-tech Mortgage Rates Today, March 21, 2026: 30-Year Refinance Rate Rises by 52 Basis Points Norada Real Estate Investments