UPDATE on 11-JAN-2024: Access to both datasets has now been restored.
UPDATE on 10-JAN-2024: The following dataset is now available to download again:
Due to an unexpected technical issue access to the following datasets is degraded:
- Global land surface atmospheric variables from 1755 to 2020 from comprehensive in-situ observations
- In situ observations of meteorological variables from the Integrated Global Radiosounding Archive and the Radiosounding Harmonization dataset from 1978 onward
The issue is under investigation. In the meantime, we encourage users to "Watch" this page to receive email notifications of updates on this announcement.
We apologise for the inconvenience this may cause in the meantime.
Regards,
ECMWF Support