A large -scale power outage hit Spain and Portugal on Monday, knocked on traffic lights and forced the withdrawal of metro systems in both countries with other disruption. The report states that “rare atmospheric phenomena” is being convicted.
According to the Associated Press, a graph on the Spain’s power network website shows the demand for electricity across the country, indicating a decline near 15,000 from 27,500 MW, at around 12:15 pm local time.
“Due to excessive temperature variation in the interior of Spain, there were discrepant oscillations in very high-voltage lines, an event known as induced atmospheric vibrations,” Rain, Portugal’s grid operator. Was quoted Are saying “These oscillations led to synchronization failures between electrical systems, causing gradual disturbances in the European network connected among themselves.”
Rain allegedly described the incident as a “rare atmospheric phenomenon”. The Portuguese National Cyber Security Center issued a statement stating that there was no indication that there was an outage due to a cyber attack.
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Viewers roam inside the Madrid Open Tennis tournament site during a blackout in Madrid on Monday, 28 April. (AP/Manu Fernandez)
The video aired on Spanish television showed people who vacate metro stations in Madrid and emptied empty stations with trains in Barcelona. Spain’s parliament was also abandoned in the dark, public broadcaster RTVE reported.
ATP Tour said The Madrid Open Tennis tournament was suspended due to play power outage.

During a large -scale power outage affecting the entire Iberian peninsula, passengers stand next to a high -speed train near Cordoba, Spain on 28 April. (Xavier Soriano/AFP via Getty Image)
In Portugal, several Lisbon subway cars were evacuated, the courts stopped work and affected the ATMs and electronic payment systems. Traffic lights in Lisbon also stopped working.
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People try to ride in a crowded bus after stopping at Lisbon, Portugal on Monday, April 28, 2025. (AP/Armando Franca)
According to Ana, a company running 56 airports in Spain including Madrid and Barcelona, Spanish airports were working on a backup electrical system and some flights were delayed.
Lisbon Airport said on its website that “a general power cut may be the cause of a lack of operation” and urged passengers to contact their airline before going to the airport. “
Both Portuguese and Spanish governments called emergency cabinet meetings to address the situation, according to Reuters. Residents of both countries told sky News They have noticed that people panic the people who buy water and other supply inside the supermarket.

On Monday, a cook from a tech-out food restaurant with the help of a flashlight during power outage in Madrid works in a dark kitchen. (Reuters/Susana Vera)
Spanish Prime Minister Pedro Sannches also visited Grid operator Red Elatrica to follow efforts to restore power.
Eduardo Preeto, the head of operations in Red Elatrica, told reporters that it was unprecedented, called the incident “extraordinary and extraordinary”.
“Voltage is now restored to substations in many areas of the Iberian Peninsula in many areas of the north, south and west,” the Red Elatrica is written on X. “This process includes the gradual energy of the transmission grid as generating units are attached.”

A view Lisbon shows a dark metro station in Portugal, during a comprehensive power outage that collided with Spain and Portugal around the afternoon on Monday. (Adri Salido/Anadolu Getty Images)
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“The reasons are being analyzed, and all resources are being dedicated to addressing the issue,” it said.
The Associated Press contributed to this report.