Home News Yellow weather warning due to cold weather Yellow weather warning due to cold weather According to the Portuguese Institute of the Sea and the Atmosphere ( IPMA), nine districts in mainland Portugal will remain under a yellow warning due to low temperatures until Wednesday, January 7th.
Yellow weather warning due to cold weather
Monday, 5 January 2026RSS
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Context & Explainers
IPMA is the Portuguese Institute of the Sea and Atmosphere (Instituto Português do Mar e da Atmosfera), the national agency for weather, marine forecasts and climate monitoring. Residents should watch its forecasts and warnings during storms, heatwaves or cold snaps because IPMA issues official advisories used by services, transport operators and local authorities.
