**Strong scientific consensus from National Weather Service observations and model guidance points to a daily minimum temperature of 72–73°F for Austin on August 30, 2026.** Early-morning readings at Austin-Bergstrom International Airport reached a minimum of 72°F around 5:55 a.m. CDT, with subsequent forecasts from the NWS Austin/San Antonio office and supporting models projecting tonight’s low in the mid-70s (74–76°F). This establishes the daily minimum near the observed value, consistent with the market-implied 94% probability for the 72–73°F bin. Persistent southerly flow, mostly clear skies, and elevated dew points have limited overnight radiational cooling, keeping temperatures above the long-term August 30 average low of ~71.6°F. Recent climatological data show typical late-August minima in the low-to-mid 70s under similar high-pressure regimes, and no significant model runs indicate a colder air mass or enhanced cooling mechanism arriving today. Realistic challenges to this outcome remain limited. An unexpected sharp drop below 72°F would require either a rapid shift in steering patterns or substantial under-forecasting by operational models, neither of which is supported by current guidance. Minor revisions to the final official observation could occur if additional stations report slightly different values, but the central tendency across authoritative sources strongly favors the 72–73°F range.