According to the Portuguese Met Office, Loulé, São Brás de Alportel, Tavira, Alcoutim and Castro Marim are all facing the highest possible risk of fires, while fire-fighters in Monchique, Silves, Portimão, Lagos, Vila do Bispo and Aljezur have been placed on a very high level of alert.

These advisories are issued based on prevailing weather conditions, which include air temperature, wind speed and a lack of rainfall.