The squall juliettethe tenth of the season, has put more than 30 provinces on cold alert this Monday, with temperatures down to -10ºC, and a dozen provinces due to snowfall, including the Balearic Islands with extreme risk (red), according to the forecast of the State Meteorological Agency (AEMET).
A very cold air massof arctic origin, will enter the northeast of the peninsula from this Sunday afternoon, causing a sharp drop in daytime temperaturesexcept in the interior of Catalonia and northeast Aragon, although the greatest drop in temperatures will occur this Monday.
Thus, this Monday a general decrease in daytime temperatures is expected, more pronounced in the eastern half of the peninsula and the Balearic Islands. It is likely that do not exceed 5ºC in large areas of the northern half of the peninsula. In this context, night temperatures, which are already beginning this episode of intense cold with frost in large areas of the Peninsula, will drop this Monday in a large part of the territory.
In this context, some thirty provinces of 12 autonomous communities will be at risk due to minimum temperatures. Almería, Granada, Jaén, Teruel, Zaragoza, Burgos, León, Palencia, Salamanca, Valladolid, Zamora, Albacete, Ciudad Real, the Balearic Islands, Cuenca, Guadalajara, Toledo, Ourense, Madrid, Murcia, Navarra, La Rioja, Alicante, Castellón and Valencia will have a yellow alert, while Huesca, Ávila, Segovia, Soria, Barcelona, Girona and Lleida, with lows down to -10ºC.
The thermal descent will bring with it a collapse of snow levels in the northeast of the peninsula, which will affect the entire Peninsula on Monday, causing practically all the precipitation that falls to be in the form of snow. Huesca, Cantabria, Burgos, Soria, Barcelona, Lleida, Tarragona, Guipúzcoa, Álava, Vizcaya, and La Rioja will be at risk from this phenomenon.
In addition, snowfall will cause a special situation in Balearicswhich will be at extreme risk in Mallorca, focusing on the Sierra de Tramontana, where between Monday and Tuesday it will be possible to accumulate about 50 centimeters of snow from 400 meters. The Balearic Islands will also have a yellow alert for rain and orange for wind and waves.
Precisely, the wind will also put Huesca, Teruel, Tarragona, Girona, Castellón and Melilla at risk, which will also have a warning for coastal phenomena along with Tarragona, A Coruña and Castellón. In Girona, the wave alert will be orange.
starting Tuesday
The storm of low temperatures, strong winds, snowfall and waves caused by the Juliette squall will continue on Tuesday, February 28, although on this day a recovery of daytime temperatures. Likewise, night temperatures will continue to drop in the southwestern half of the peninsula on Tuesday, extending the frosts to practically the entire Peninsula, except for coastal areas and the peninsular southwest.
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As of Wednesday, the aforementioned mass of cold air will begin to withdraw and with it a gradual recovery of temperatures will take place. At the same time, at higher levels, a drop will destabilize the environment in the north of the Peninsula and in the Mediterranean area.
According to AEMETit is likely that this episode of low temperatures will begin to subside on Thursday, March 2, although the minimums will present values below normal, at least until the weekend.