Recent forecast model runs from European meteorological agencies indicate overnight lows in Amsterdam on August 23 near 11–13°C, with trader-implied odds clustering tightly around the 8–13°C thresholds due to subtle differences in expected cloud cover and boundary-layer mixing. Radiative cooling under clearer skies could push minima toward 8°C or below, while increased low-level moisture or a mild westerly flow from the North Sea may limit drops to 12–13°C. Historical late-August climatology shows average minima around 12–14°C, providing a baseline, yet ensemble spread remains notable given the two-day lead time. Updated high-resolution model guidance and surface observations over the next 24 hours will likely refine these probabilities ahead of market resolution.