The World Cup Final's Biggest Opponent Isn't Argentina or Spain, It's in the Air

The countdown to the FIFA World Cup final between Argentina and Spain has been overshadowed by an unexpected concern as Canadian wildfire smoke continues to drift across parts of the northeastern United States, raising fresh questions about air quality ahead of Sunday's blockbuster clash.

While forecasts suggest conditions could improve before kick-off at MetLife Stadium in East Rutherford, New Jersey , officials and experts remain cautious, with changing weather patterns making it difficult to predict how much smoke could linger over the venue.

Spain midfielder Mikel Merino admitted the haze is impossible to ignore but said the team is determined not to let external factors distract them from football's biggest stage.

"For a game as important as a World Cup final, you have to shut out everything outside your control," Merino said, adding that the Spanish federation and tournament organisers are closely monitoring every detail to protect the players.

The issue gained attention after Spain trained outdoors on Thursday despite hazardous air quality levels. The decision drew criticism from environmental and medical experts, who argued that an indoor training session would have been a safer option under such conditions.

Air quality improved on Friday, but meteorologists warned that heavy rain expected on Saturday could be followed by another wave of smoke if wildfire activity intensifies in Canada. Mark Parrington , a senior scientist with the Copernicus Atmosphere Monitoring Service , said it remains uncertain whether fresh smoke could reach New York and New Jersey before Sunday's final.

Health experts have repeatedly warned that wildfire smoke contains fine particles capable of affecting the lungs, heart and immune system. Even short-term exposure can worsen asthma, trigger breathing difficulties and increase cardiovascular risks, particularly during strenuous outdoor activity.

The situation has also attracted political attention. Reports suggest US President Donald Trump is expected to discuss the potential health risks posed by the smoke with FIFA President Gianni Infantino ahead of the final.

Despite the uncertainty, organisers continue preparations for the showpiece event, where around 80,000 spectators are expected to witness one of football's biggest matches. For now, all eyes remain not only on the pitch but also on the skies above New Jersey, as players, fans and officials hope improving weather keeps the focus firmly on the game.