The IPMA has also placed several municipalities in all districts of mainland Portugal at very high and high risk of rural fire, today they keep Bragança and Guarda under an orange weather warning and Vila Real, Viseu, Castelo Branco, Portalegre, Évora and Beja, with a yellow warning due to heat.

According to the Institute, the danger of rural fires will remain high in some regions of the country until at least Monday.

The fire hazard, determined by the IPMA, has five levels, ranging from reduced to maximum and the calculations are obtained from air temperature, relative humidity, wind speed and amount of precipitation in the last 24 hours.