The approach of a storm with a “retrograde trajectory” yesterday left the first widespread rains of the autumn, more abundant in the Mediterranean area and, due to its trajectory, will cause a episode of intense rain and storms in much of the country, at least until Sunday.
Four communities in the eastern end of the peninsula are on alert this Wednesday due to heavy rains. In the Valencian Community and Cataloniarainfall is expected up to 70 liters per square meter in three or four hours, which has led to the declaration of orange level due to significant risk in these areas. In addition to these two communities, Aragon and Castilla-La Mancha are also under alert, although at yellow level.according to the State Meteorological Agency (AEMET).
On the coast of Castellón (Valencian Community) and Tarragona (Catalonia) It is expected that up to 40 litres per square metre will fall in one hour, and locally it could reach more than 70 litres in three or four hours. The rain will be particularly intense in the morning in both communities, with accumulations of between 20 and 30 litres per square metre in one hour in provinces such as Alicante, Valencia and Barcelona.
Heavy rainfall is also expected in areas of Castile-La Mancha like the mountain range of Cuenca, Guadalajara, Alcaraz and Segura (Albacete), as well as in the Albacete and Ciudad Real areawith rainfall of between 15 and 20 liters per square meter in one hour, accompanied by storms. For its part, Aragon is on yellow alert due to rainfall that could reach 20 liters per square meter in one hour in areas of Teruel, such as Albarracín, Jiloca, Gúdar and Maestrazgo.
As for the temperatureswill fall in most of the Mediterranean coast, in the south of the Atlantic coast and in both archipelagos, notably in parts of the Valencian Community and Catalonia. The provincial capitals that will record the highest values will be Badajoz, Córdoba and Ourense with 32ºC; Seville with 31ºC; and Almería, Cáceres, Granada, Jaén, Pontevedra and Toledo with 29ºC.
Until when is it going to rain?
He Thursdaythe storm will continue to affect a large part of the peninsula and the Balearic Islands. Showers and storms will spread across the map, being less likely and weaker and dispersed in the Cantabrian Sea and Galicia. AEMET warns that there is high uncertainty about the areas most affected by heavy showers today, being more likely in the Valencian Community, southern plateau and points of Extremaduraa, without ruling out other areas in the centre of the peninsula. Locally they could be accompanied by hail.
For the Friday and Saturdaythe most likely scenario is that Instability is concentrated mainly in the north of the peninsula, although it could extend to central and eastern areas. During the afternoon, storms could come accompanied by hail.
Meteorology indicates that the most likely scenario is that of a Progressive atmospheric stabilization from the west of the Peninsula starting on Sunday or Mondayalthough instability and showers are likely to continue in the northern and eastern extremes of the peninsula and in the Balearic Islands.
What is a “retrogressive” storm?
“Retrogression” refers to the “reverse movement” of a storm towards the west, instead of continuing its usual path, explains to EFE, Luis Bañón, spokesman for AEMET, who details that This storm, anchored in central Europe, is pushed by the anticyclone towards the west, that is, the opposite of how they move in our latitudes..