The week starts with atmospheric instability in some areas of the north of the Peninsula, Levante and the Balearic Islands where they are expected locally intense showers and thunderstorms. The temperatures will be below normal again for the time of year in much of Spain, although the thermal situation will give a important turn starting midweek.
The unstable weather will continue this Monday, May 20, due to cloudiness and rainfall that will take place in practically the entire northern half of the countryon a day in which cloudiness will also occur in the afternoon in the southern half, according to the prediction of the State Meteorological Agency (Aemet). Four autonomous communities, the Balearic Islands, Andalusia, Catalonia and the Valencian Community, are at risk (yellow alert) due to rain, storms and/or waves.. Thus, Mallorca, Menorca, Castellón, Barcelona and Girona will be at risk due to rains that can accumulate up to 20 liters per square meter in one hour. These precipitations will be accompanied by storms. In addition, Almería and Granada are at risk due to wavesbecause the west wind, with intervals of 50 to 60 km/h (force 7), will cause waves of 2 to 3 meters.
In general, Aemet expects a situation of instability to persist in the northern half of the peninsula with a predominance of cloudy or overcast skies. These skies will be accompanied by precipitation, which will occur at dawn in the northeastern third, and which They will be more abundant in the area of the eastern Cantabrian Sea and the southern coast of Catalonia, where they could become locally strong and stormy, and that in general they will tend to be less in the morning, although they may occur occasionally in other areas of the Cantabrian Sea or northern Galicia.
In the afternoon there will be abundant evolving cloudiness, also affecting the southern half of the peninsula, and leaving showers occasionally accompanied by storms in the northern half and the Levant, not ruled out in the southern plateau and southeastern mountain ranges. lThe showers will be more abundant in the northern third and surrounding areas of the Iberian Peninsula, and may even become locally heavy in the northeast of Catalonia, the interior of Castellón and surrounding areas. The snow level will be around 2000 meters in the Pyrenees, without ruling out the Cantabrian and northern Iberian regions.
In addition, cloudy or overcast skies will predominate in the east of the Balearic archipelago with Possible rainfall, more likely in the afternoon in the east of Mallorca and Menorca, which may become heavy and stormy, and generally tending to be slightly cloudy at the end. In the Canary Islands, cloudy intervals are expected with probable weak and isolated rainfall on the islands with greater relief, especially on La Palma in the first half of the day.
Maximum temperatures will tend to decrease in the Pyrenees and eastern Castilla La Mancha, increasing on the coasts of the Levant and northwest quadrant. while the minimums will rise in Catalonia and will fall in the center of the peninsula. Light frosts will occur in the Pyrenees, warns Aemet.
Heat rush
The most important change will occur will be starting Thursday, when the anticyclonic ridge could gain some importance in the southwest quadrant of the peninsula, Meteored reports. Temperatures will rise to exceed normal values in many areas during the weekend. Thus, in the valleys ofl Guadalquivir, Guadiana and points of Castilla – La Mancha They wait maximums above 32-34 ºC.
In the first half of the week, temperatures will exceed 30 ºC in the interior of the Region of Murcia, Valencia and south of Alicante, adds the meteorological information portal. On the other hand, the environment will remain cool in all the Cantabrian communities, Galicia and the northern plateau, with daytime temperatures below 17 and 18 ºC.