The districts under warning are Viseu, Porto, Vila Real, Viana do Castelo, Aveiro and Braga. They all end at 3am on Thursday.

This warning begins at 09:00 in the districts of Braga and Viana do Castelo, at 18:00 in Porto and Vila Real and at 21:00 in Viseu and Aveiro.

The central group of the Azores (Faial, Pico, São Jorge, Terceira and Graciosa) will also be under yellow warning until 12pm due to precipitation.