The districts of Bragança, Viseu, Guarda and Vila Real have a warning until 09:00 on Friday due to the persistence of low minimum temperatures.
These four districts are also under yellow warning between 14:00 on Friday and 15:00 on Saturday due to the forecast of snowfall above 600/800 metres.
The districts of Porto, Viana do Castelo, Aveiro, Castelo Branco, Coimbra and Braga will also be under yellow warning between 14:00 on Friday and 15:00 on Saturday due to snowfall above 600/800 meters.
The IPMA predicts cold weather until at least the weekend, with a drop in the maximum temperature of between 5 and 10 degrees Celsius due to a polar air mass.
Multimédia Meteo
— IPMA (@ipma_pt) February 22, 2023
Tempo Frio - Amarelo [ 23 Fev 00:00 - 24 Fev 09:00 ]
Persistência de valores baixos da temperatura mínima.https://t.co/OV7h5Q7Xxj pic.twitter.com/HPek15MW8W
Strong wind is also forecast, especially on the coastal strip and in the highlands, and more frequent periods of rain on Friday, which may be accompanied by thunder and hail, wind and ice formation and frost in the interior of the country.
Due to IPMA predictions, the National Authority for Emergency and Civil Protection (ANEPC) issued a warning to the population, of the risks of poisoning by inhaling gases due to inadequate ventilation and fires in homes resulting from the misuse of fireplaces.