National Weather Service and private model guidance for Miami on August 14 project a mostly sunny day with southeast winds and a high near 90–92 °F, aligning with the market’s tight clustering around the 86–91 °F bins. Afternoon sea-breeze convergence and scattered thunderstorms could trim peak heating by a degree or two, while strong August insolation and high boundary-layer moisture support the upper end of that range. Heat indices are expected above 100 °F, but the official maximum depends on timing of any convection rather than broader climate signals. No tropical systems or atypical steering patterns are influencing the area, leaving limited upside risk above 93 °F and keeping lower-probability outcomes below 85 °F. Updated NWS forecasts and mesoscale model runs through tonight remain the key near-term drivers.