The districts of Guarda and Castelo Branco will be under yellow warning due to the forecast of snowfall above 1,400 / 1,600 metres between 9:00 pm on 14 December and 12:00 pm on 15 December.

The IPMA also issued a yellow warning for the districts of Porto, Faro, Viana do Castelo, Setúbal, Lisbon, Leiria, Beja, Aveiro, Coimbra and Braga because of the strong maritime agitation with northwest waves of 4 to 5 metres.

These districts will be under yellow warning between 9:00 am today, 14 December, and 9:00 am on 15 December and between 6:00 pm on 15 December and 9:00 pm on 16 December.

Also under yellow warning are the districts of Viseu, Porto, Vila Real, Viana do Castelo, Aveiro and Braga due to the forecast of periods of heavy rain between 00:00 and 09:00 on 16 December.