The maxima will be close to 1 degree in the center; on the heights of the Ardennes, they could reach up to 6 or 7 degrees. The wind will be light from east to northeast. On the eastern flank of the Ardennes, it will sometimes be moderate from the east.
During the night from Saturday to Sunday, the sky will generally remain overcast in the west. Between the west and the Ardennes, low clouds will probably reform with possibly still the possibility of clearings in the center of the country. In Ardennes, the sky will be practically serene. Freezing fog could form again. The minimums will be between -1 degree at the seaside and locally -6 degrees in Upper Belgium, under a light wind.
On Sunday, the weather will be sunny in the east, while in the west and center the day could remain gray with low clouds and probably fog (icing in the morning). The maxima will be between 0 and + 2 degrees in the western half of the territory, and between + 2 and + 5 degrees in the eastern half. The wind will be light then it will become variable.
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At the start of next week, it will gradually be sunny and also milder. Then the IRM expects a risk of precipitation.