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The first rains on Christmas morning are the prelude to worsening weather conditions, driven by cold Arctic currents. Civil Protection has issued a “yellow” alert for wind and snow for the interior of the country. In the second part of Friday, the presence of a minimal depression in the Gulf of Liguria determines an advection of cold air in the lower layers of the regional territory that will give rise to conditions of meteorological disturbance with generalized rains, even of moderate intensity, and ventilation of bora – it is announced -. In particular, the precipitations will be of a sleet character, or snow without accumulation on the ground, in the plain of the central-western sector and snow in the reliefs above 300 meters. The winds will be strong on the coast, on the ridge and moderate areas in the flat areas of the eastern sector. The movement of the ocean waves will gradually increase until it becomes very rough or choppy in the afternoon. “
On Saturday, it is added, “there are still phenomena of sleet, or snow without accumulation on the ground, in the western plain, snow above 300 meters above sea level, strong winds in the areas of the Apennine mountain range. , moderate in coastal areas and very rough or rough seas. In the second part of the day, due to the meridian shift of the minimum depression, a probable attenuation and possible exhaustion of the phenomena is expected from the western sector “.
