With several parts of the country on the second highest weather advisory due to the persistent heat, fire-fighters in many parts of the country have been warned of the imminence of forest fires.

In the Algarve, Aljezur, Monchique, Silves, Loulé, São Brás de Alportel, Tavira, Castro Marim and Alcoutim are all on the maximum level of alert.