Recurrence intervals for the closure of the Dutch Maeslant surge barrier
Data sets
WAQUA/DCSMv5 surge model http://projects.knmi.nl/maritiem/WAQUA/index.html
ECMWF seasonal forecasts https://www.ecmwf.int/en/forecasts/documentation-and-support/long-range/seasonal-forecast-documentation/user-guide/introduction