yesterday (observation)	currently (observation)	today (forecast)	tomorrow (forecast)	the day after tomorrow (forecast)	two days later (forecast)
Belgium	very poor - 7	very poor - 7	fairly good - 4	fairly good - 4	fairly good - 4	good - 3
Flanders	very poor - 7	very poor - 7	fairly good - 4	fairly good - 4	fairly good - 4	good - 3
Brussels	very poor - 7	very poor - 7	fairly good - 4	good - 3	fairly good - 4	good - 3
Wallonia	very poor - 7	very poor - 7	fairly good - 4	fairly good - 4	fairly good - 4	fairly good - 4