Description
Observation data from international surface observation messages (SYNOP) circulating on the World Meteorological Organization (WMO) Global Telecommunication System (GTS). Atmospheric parameters measured (temperature, humidity, wind direction and strength, atmospheric pressure, precipitation height) or observed (sensitive time, cloud description, visibility) from the Earth's surface. Depending on instrumentation and local specificities, other parameters may be available (snow height, soil condition, etc.)
The archives of this data are downloadable online since January 1996
Metropolitan and overseas
Frequency: 3 hours
Format: CSV
Resources
| Name | Format | Description | Link |
|---|---|---|---|
| Documentation | CSV | Open resource | |
| Essential SYNOP data WMO | CSV | Open resource |