Friday: frosts are marked in the northeast
A not very active disturbance remains at the gates of Finistère, the sky is overcast over Brittany and is accompanied by a few drops. In the rest of the country, although the sun is mostly present, in the morning the fog or low clouds are tenacious in Alsace, Poitou-Charente, and the west of the Loire" rel="tag">Pays de la Loire. In the afternoon, the sun is generous from the Paris basin to the southwest plains or from the Alps to the Massif Central. A few maritime entries clutter the sky on the shores of Var or Roussillon under the action of a light sea wind.
The freshness is sharp at daybreak with marked frosts in the north-eastern quarter of France (Mourmelon-le-Grand (51, 115 m) -5.5 °C, Colmar (68, 207 m) -5, 0°C), Autun (71, 303 m) -3.5°C). On the other hand, the mildness continues in the south of the country with, in the afternoon, still 19/20°C at the foot of the Pyrenees and in the interior of Provence.
This weekend: between gray and sunshine
This weekend, calm weather continues in a cool atmosphere in the north and east of the country.
On Saturday, the gray-tinged sky prevails all day over the north-west quarter of France. Fog and low clouds are also numerous along the Garonne, Poitou-Charente, Val de-Loire, Lyonnais, Val de Saône and even the Alsace plain, often persisting into the afternoon. Clouds also appear over Provence and the Côte-d'Azur in the morning and push their advantage towards the coasts of Languedoc and Roussillon by the end of the day. The sun, already present in the mountains in the morning, gains influence in the afternoon, particularly towards the north-east or between the Massif Central and the Pyrenees.
In this calm atmosphere, frosts are expected in the morning over a large north-eastern part of the territory (with -2 to -5°C on the Lorraine plateau, Champagne, Burgundy and even Alsace). In the afternoon, temperatures are expected to be contrasting between the eastern regions where the coolness persists (with only 3 to 5°C) and the southwestern regions where the mildness is still clear on Saturday (with 17 to 5°C). 22°C).
On Sunday, the north-western regions are affected by overcast skies, sometimes and temporarily accompanied by a little rain. Maritime entrances extend widely from Provence to the Gulf of Lion. On the other hand, the sun shines in the mountains, in the southwest, the Côte-d'Azur and Corsica. A few frosts are still expected at daybreak in the eastern territories. The air mass is softening over the west of the country.
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