During the preparation of CEN TS 16157-5, several elements can be considered missing in Weather data package;
- pressure (in hPa);
- friction rate (in %);
- subsurface temperature (in °C) with the corresponding measurement depth;
- ice layer thickness;
- ice percentage.
Some metadata are also missing (see RWIS project).
Added along with systematic review and enquiry resolution 2017, some time before r804.