Recent National Weather Service forecasts and model guidance for Austin indicate highs near 97–99°F on August 10 under typical mid-August conditions, with a strong ridge supporting hot, mostly sunny skies and southerly flow maintaining heat and humidity. This aligns with climatological averages around 98°F and supports the market’s heavy weighting toward the 96–99°F bins. Scattered afternoon thunderstorms possible later in the period could introduce modest cooling via cloud cover or brief rain, tempering any push toward 100°F+ readings. Updated model runs and official NWS point forecasts through the next 24–48 hours remain the key variables that could shift implied probabilities if they trend warmer or cooler.