The districts of Évora, Faro, Setúbal, Santarém, Lisbon, Beja and Portalegre are under a yellow warning until 3 pm on 12 May, and Bragança, Viseu, Porto, Guarda, Vila Real, Viana do Castelo, Leiria, Castelo Branco, Aveiro, Coimbra and Braga are under a yellow warning until 6 pm.

The IPMA forecasts for the mainland periods of very cloudy skies, showers, more likely in the North and Centre, decreasing in intensity and frequency from the afternoon, light to moderate wind from the south quadrant and a slight drop in minimum temperature.