Thematic description of CGMS level 1
The weather monitoring component is one of the cornerstones in CGMS. It consists of the two following activities (see Figure 2‑1):
- Acquisition, checks and processing of daily meteorological station data
- Spatial interpolation to a regular climatic grid
Resulting weather indicators can be viewed through the tool CGMS viewer.

Figure 2-1: Overview of the weather monitoring components of CGMS.
For a detailed background the reader is referred to Micale and Genovese (2004) and in Supit et al. (1994). In the following paragraphs CGMS tables are mentioned. A detailed description of the tables can be found in Chapter 6.
