Update van 16:09u.
...northeastern Spain, southeastern France, Switzerland...
It seems as though the air-mass that is advected northward through the Rhone Valley is rather dry. This implies that low latent instability will be present and a low coverage of storms can be expected. Therefore a moderate risk category seems not to be warranted.
...northeastern Spain, southeastern France, Switzerland...
It seems as though the air-mass that is advected northward through the Rhone Valley is rather dry. This implies that low latent instability will be present and a low coverage of storms can be expected. Therefore a moderate risk category seems not to be warranted.