Current National Weather Service and ensemble model guidance for Denver on August 26 points to partly cloudy skies with a 50% chance of afternoon thunderstorms, supporting daytime highs in the 81–87°F range and positioning the 86–87°F bin as the market leader at 42.5% implied probability. Thunderstorm timing and coverage introduce the main uncertainty, as earlier or stronger cells could suppress peak temperatures toward the 84–85°F outcome favored at 25.5%, while delayed or weaker activity allows brief warming into the 88–89°F range at 22.5%. Late-August climatology in the Front Range features typical monsoon moisture and diurnal heating patterns that align with these mid-80s expectations, with official updates from the Boulder forecast office expected to refine convective details overnight.