Recent National Weather Service and model guidance for Atlanta on October 3 point to a high in the mid-80s amid increasing cloud cover and an 80% chance of showers and thunderstorms, with temperatures potentially falling into the upper 70s by afternoon as a frontal system arrives. This setup explains the market’s concentration around 84–85°F (33.5% implied probability), with secondary weight on 82–83°F and 86–87°F brackets. Warmer-than-normal conditions earlier in the week have lifted the baseline above the 78°F climatological average, yet the timing and intensity of precipitation introduce uncertainty that keeps lower and higher bins active. Traders are monitoring afternoon model runs and local observations for refinements ahead of the 24-hour resolution window.