Current National Weather Service forecasts for Miami International Airport on October 4 project a daily maximum near 88°F under mostly sunny skies with southeast winds of 10–15 mph and high humidity supporting heat indices above 100°F. This aligns with climatological norms for early October, when the long-term average high is approximately 87–88°F. Trader consensus splits between the 88–89°F and 90–91°F bins because small differences in afternoon cloud cover, boundary-layer mixing, or localized sea-breeze effects could push the official reading across the threshold. Updated model runs and real-time observations tomorrow morning will determine final resolution, with limited scope for extremes given the absence of strong synoptic forcing.