Temperatures will only give relief in the Canary Islands, in the western Cantabrian region and north of Galicia. The white stain in the Mar Menor expands after storm Alice: "It could have disastrous consequences for the ecosystem." The heat continues relentlessly this Thursday, with temperatures expected to be recorded higher than normal for this time of year, more typical of the summer heat wave, warns the State Meteorological Agency (Aemet) in its forecast. Today temperatures could exceed 36-38 degrees in the Guadiana, Guadalquivir and Ebro regions.