Please, make sure you are aware of MARS request efficiency before retrieving any data.
Submitting inefficient requests will result in very long waiting times !
For information on MARS request efficiency, please click
For more general information on the Public Datasets, please start with
Access Public Datasets
, or check the help links on the side.
Please note that the fields shown on this interface are a subset of the
ERA 40 dataset. The complete dataset (including wave fields) is
available via the batch access. The full list of fields can be found