This Friday, according to the IPMA, "slightly cloudy skies are expected, with very cloudy weather on the west coast, especially north of Cabo Raso".
During the afternoon, a "temporary increase in cloudiness is expected in the interior, with the possibility of scattered showers and thunderstorms".
A "small rise in the minimum temperature in the Centre region" and a "small fall in the maximum temperature on the coast north of Cabo Carvoeiro" is expected.
The highs will vary between 31 degrees, in Santarém, and 22 degrees, in Porto. The minimum will fluctuate between 20 degrees, in Portalegre, and 11, in Bragança.
On Saturday, the IPMA continues to predict "slightly cloudy skies, with very cloudy skies on the coast north of Cabo Raso until late morning, cloudiness that may persist in some places along the coastal strip".
During the afternoon, there should be a "temporary increase in cloudiness, especially in the interior, with the possibility of scattered showers and thunderstorms".
Highs should vary between 32 degrees, in Santarém, and 22, in Porto, while the lows will fluctuate between 20 degrees, in Portalegre, and 11, in Braga.
On Sunday, the sky will be "slightly cloudy, presenting itself generally very cloudy on the west coast, cloudiness that will gradually extend to the other regions from the afternoon onwards".
"Periods of light rain are expected from the end of the afternoon in Minho and Douro Litoral", as well as a drop in the maximum temperature, "especially on the west coast".
The maximum will fluctuate between 29 degrees, in Castelo Branco, and 19, in Viana do Castelo. The minimum should vary between 19 degrees, in Portalegre, and 10, in Bragança.