The tremendous storm hail fall on Tuesday Empordà (Girona) and that has caused the death of a 20-month-old girl bears a mark that means a record in the last 20 years.
As reported by Meteocat on social networks, according to the data base of violent weather of the Servei Meteorològic de Catalunya, the maximum diameter of stone has been recorded in Catalonia since 2002. Specifically, the observed of the meteorological observation network in the Bisbal d’Empordà (El Baix Empordà) has recorded a maximum hail diameter of 10 centimeters.
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Meteocat has taken advantage of the occasion to recall the latest theory on hail formation. As he has spread on his Twitter account, the formation of hail was traditionally attributed to the ascending current that condensed in the upper part of the cloud and gave rise to the stones.
After the important rocks that we have trotted these days over all to the extreme north-east, we think it is interesting to remember this clip about the new theory of the formation of the stone that has been verified by the Meteorological Service of Catalonia ? pic.twitter.com/euRXh2MCW9
— Meteocat (@meteocat) August 30, 2022
The last hypothesis, supported by recent studies, indicates that the formation of hail and its subsequent thickness depend on the wind in the upper areas of the interior of the cloud and on the strength and temperature of the ascending current that introduces the hail nuclei into the cloud. cloud mass.