Notation	Name	Description	Status
0	Drift snow ended before the hour of observation		stable
1	Intensity diminishing		stable
2	No change		stable
3	Intensity increasing		stable
4	Continues, apart from interruption lasting less than 30 minutes		stable
5	General drift snow has become drift snow near the ground		stable
6	Drift snow near the ground has become general drift snow		stable
7	Drift snow has started again after an interruption of more than 30 minutes		stable
15	Missing value		stable