Forecast models from the National Weather Service and other sources indicate a high near 90–94°F for Dallas on September 3, with 30–50% chances of morning clouds and afternoon showers or thunderstorms that limit peak heating through reduced solar insolation and evaporative cooling. This positions the market's leading 90–91°F bin (31% implied probability) and nearby 88–89°F outcome (25%) as reflections of uncertainty in cloud cover timing and storm coverage, which can suppress highs by several degrees relative to clearer conditions. Elevated humidity and southeasterly flow add moisture that favors convective development over the region, consistent with climatological patterns for early September when average highs reach about 93°F. Updated model runs and NWS briefings in the coming 48 hours will likely refine these variables ahead of market resolution.