The warnings are for the districts of Viana do Castelo, Braga, Porto, Leiria, Aveiro, Coimbra and Lisbon.
According to information from IPMA, the yellow warning for these seven districts is in force until 6:00 pm on Wednesday, January 3, 2024.
The IPMA predicts the occurrence of waves from the northwest with a significant height of four to five meters.