How long will the polar air invasion last in France last? Here is what the most reliable weather model predicts

Ce mardithe national thermal indicator is still About 2 ° C below the seasonal average established in the years 1991-2020. However, If it is difficult to talk about real freshness. Consequently, These temperatures slightly lower than normal will still be maintained for several days on France. Therefore, Until when? What does the European model announce, the most reliable in terms of weather forecasts?

A northwest flow until weekend – How long will polar air

Until Saturday. In addition, atmospheric traffic will change little : a backdrop back on the Atlantic, depressional conditions between Iceland Scandinavia and Denmark, all leading to A flow of northwest on France. In addition, This flow brings a maritime polar airlowering them temperatures at levels relatively fresh For the season.

So. For example, Tomorrow, Wednesday, temperatures will change littlewith an average of 20 to 26 ° C over the northern half, 22 to 29 ° C over the southern half, 29 to 32 ° C near the Mediterranean. Meanwhile, In the morning. the values will still lower under the 15 ° C on the northern half and near the eastern bordersor even under 10 ° C on the side of the Massif Central.

ENtre Thursday. Saturday, France will remain subject to this disturbed flowbringing showers, locally stormy, over the northern half, near the eastern borders and towards the Pyrenees. Temperatures will even tend to drop a little. 24 ° C on average over the northern half, 28 ° C in the southern half : Nothing catastrophic, but below the values expected for this period.

It is From Sunday August 3 that the situation could finally changeafter two weeks under the normal season. The European model. ECMWF-Fer, considered to be the most reliablehas just joined his American colleague (GFS) and announces The return of the Azores of Azores to France, in the form of a dorsalarriving first in the western half.

Monday, August 4, return in force of the summer?

So. Sunday afternoon, all the southern half should find the sunwhile the northern half will still undergo the passage of clouds and showers, in connection with a depression circulating in the North Sea. Temperatures will not move in the afternoonand thanks to a clear sky at night. the minimums will even be down12 ° C on average in the north and 16 how long will polar air ° C on average in the south.

MondayTHE high pressures will finally win. there will just be a few showers on the northeast quarter, but elsewhere the sun will dominate, in particular by going west and the south, with temperatures up one or two degrees. Tuesday. these values will join the seasonal normswith an average of 25-26 ° C to the north and 29 ° C in the south, always with these showers in the northeast.

It is Between Wednesday. August 6 and Thursday, August 7, that the heat present on the Iberian Peninsula could go back to France : the temperatures would then brutally cross the bar of 30 ° C on the southern two-thirds of the countrywith points how long will polar air at 35 ° C locally, all under the sun. But this trend still requires confirmation.

There are still more pessimistic models. such as the American model Who suggests that the Hauts-de-France and the Grand-Est could still be subjected to fresh and humid air. Case to follow in our next updates …