Weather forecast: thunderstorms in the southwest, heatwave in Lyon on June 17, 2021


After the good weather … the rain. The extremely hot temperatures that France has experienced since Monday, June 14, 2021, and especially the day of June 16, 2021, will give way to important and dangerous weather events on June 17, 2021.

The Southwest on orange alert for thunderstorms

As always after a wave of intense heat, it is the thunderstorms that will be part of the game. For the day of Thursday, June 17, 2021, Météo France announces numerous thunderstorms: almost all of the western half of France (except Brittany) is placed in thunderstorm yellow vigilance, as are the north and north-east. Attention is also drawn to the possibility of strong thunderstorms in the north of the country with occasional hail, strong gusts of wind and high intensities of precipitation. Thus, in the Center, Ile de France, Hauts de France, Grand-Est currently placed in yellow vigilance, it will be advisable to be attentive to the situation. A higher color level of vigilance may be required there “Wrote Météo France on its website.

But it is in the South-West that the situation will really be dangerous: the entire Atlantic coast to the south of Charente-Maritime and Deux-Sèvres is placed in orange vigilance, as is the border with Spain.

In the Rhône valley, beware of the heatwave

On the Lyon side, it is the heat wave that we will have to watch out for: the Rhône department is placed in orange vigilance while the neighboring departments are placed in yellow vigilance for the same reason. As always during scorching episodes, you will need to be sure to stay hydrated, watch over fragile people and be careful to avoid going out during the hottest hours of the day.

Météo France points out that on Wednesday June 16, 2021, a heat peak of 36 degrees was reached in downtown Lyon, while throughout the country temperatures have exceeded 30 degrees.

However, the departments of the South-East and the Center, as well as Corsica, where the situation, according to Météo France, does not call for special vigilance.