Current forecast models from agencies like the China Meteorological Administration point to a peak near 35–36°C in Guangzhou on August 17, driven by a lingering subtropical ridge promoting strong solar heating under mostly cloudy skies, combined with high humidity and the urban heat island effect in the Pearl River Delta. Scattered thunderstorms expected later in the day introduce the main uncertainty, as earlier or more widespread convection could cap maximum temperatures by a degree or two through evaporative cooling and reduced insolation. Recent model runs show tight clustering around these values, consistent with typical mid-August climatology where afternoon highs often reach the mid-30s amid weak steering winds. Traders weigh the precise timing of any showers against clear-sky heating potential, with resolution hinging on official hourly observations from the Guangzhou station.