It will be mostly sunny with high cloud fields and some medium clouds in the afternoon in the northwest. It will stay dry.
The maximum temperatures are between 25 and 28 degrees in the Ardennes and between 28 and 31 in the other regions. In the west it can go up to 32 degrees locally. Winds are usually weak from variable or southerly to southeastern directions.
In the evening and into Wednesday it will be variable to sometimes heavily cloudy, but it will remain mainly dry. It also remains very soft with minimums of 14 to 20 degrees.
Wednesday clouds often hang over the northern half of the country, while the sun shines more often in the south. It will probably stay dry everywhere. It will be about 22 degrees by the sea, 28 to 30 degrees in the center and up to 31 degrees in Belgian Lorraine.
Thursday and Friday it becomes slightly less warm, but that relative cooling is only short-lived. On Sunday it would again be up to 32 degrees in the center.