**Recent heatwave conditions driven by Typhoon Dolphin’s subsiding air are sustaining elevated temperatures into mid-August, but increasing convective activity and cloud cover are expected to moderate peaks on August 13.** Official Hong Kong Observatory guidance and ensemble models point to daytime maxima centered on 32–33°C under sunny periods or partly cloudy skies, with isolated thundery showers possible that could limit further warming. Historical August climatology shows mean maxima near 31–32°C, yet the current synoptic setup—warm southeasterly flow and residual subsidence—supports brief excursions to 34°C in urban or inland areas if skies remain clearer longer than anticipated. The tight clustering of market-implied probabilities around 32–33°C reflects this narrow uncertainty band: modest differences in timing of cloud build-up, shower coverage, or boundary-layer mixing can easily shift the official daily maximum by 1°C. Forecasters note that any organized convection later in the day would favor the lower end of the range, while prolonged sunshine would push toward 34°C; longer-range seasonal outlooks already indicate normal-to-above-normal warmth overall. Traders are therefore weighting the balance between persistent heat and the first signs of relief from increasing moisture and instability.