The Netherlands has a long tradition of battling water. The 1953 flood marked the beginning of adaptation work in the Netherlands. Accelerating climate disruption makes it all the more important to get a good idea of the possible future impact of floods. This short note outlines how and with what degree of precision the Dutch Central Bank makes these calculations to arrive at a detailed risk analysis. It also looks at how our National Bank prepares for future risks and what we can learn from the Dutch approach.