Wildfire Smoke Puts New York on Alert Before World Cup Final

New York has issued a statewide air quality health alert days before the World Cup final, with smoke from more than 100 wildfires burning in Canada settling over the region that will host Sunday's meeting between Argentina and Spain. The state's Department of Environmental Conservation extended its advisory for fine particulate matter to every region of New York on Wednesday, and readings in New York City climbed past 200 on the Air Quality Index on Thursday, a level officially classed as very unhealthy and roughly double the threshold at which an alert is triggered. The final itself will be played across the Hudson at MetLife Stadium in East Rutherford, New Jersey, where a matching alert is in place, and where more than 80,000 supporters are expected inside an open-air ground on Sunday afternoon.

A haze over 17 states, and masks handed out in New York

The scale of this is not local. At least 17 states were under air quality alerts as the smoke spread across the Midwest and the Northeast, and the National Weather Service said wildfire smoke was "impacting air quality across much of the Great Lakes region into New England and the mid-Atlantic with widespread air quality alerts in effect". In New York, Governor Kathy Hochul urged residents to be "air quality aware", with the state distributing masks to vulnerable populations and official guidance telling people to limit strenuous outdoor activity while the advisory holds. The concern is fine particulate matter, the microscopic pollution in wildfire smoke that is linked to respiratory and cardiovascular problems, and which does not care whether you are a commuter, a jogger or a footballer chasing a World Cup winner's medal.

The smoke has already reached the football

Football supporters in the United States did not need a forecast to understand the risk, because the smoke has already taken a fixture off the calendar. Thursday's MLS match between Chicago Fire and Vancouver Whitecaps at Soldier Field, expected to draw around 40,000, was postponed to 6 October on air quality grounds, along with the concert scheduled to follow it. A day earlier, the NWSL fixture between Gotham FC and Washington Spirit at Yankee Stadium went ahead only with hydration breaks every 15 minutes. "Air quality was rough," said United States international Trinity Rodman afterwards. "On both sides we were all like, 'another break, another break, another break.'" That is the context in which the World Cup final arrives in the New York area: elite players, on far smaller occasions, have already found the conditions hard to work in.

Why Sunday's final is still expected to go ahead

For now, nobody involved is talking about moving the final. Forecasters expect a cold front to arrive over the weekend, bringing showers and falling temperatures that should clear much of the smoke before the 3pm kick-off on Sunday, and there are no plans to postpone the match. FIFA had made no public statement on the conditions at the time of writing. The stakes hardly need restating. Argentina came from behind to beat England in one semi-final and arrive as reigning world champions, while Spain swept past France in the other, unbeaten in 37 matches and chasing the Euros and World Cup double they last completed in 2010. Beyond the stadium itself, more than 50,000 people are expected to watch the final at a public viewing in Central Park, which is precisely the kind of prolonged outdoor gathering the health advisory warns about if the smoke lingers.

Verdict: a final at the mercy of the weather, in more ways than one

Every World Cup final carries some anxiety about conditions, but it usually amounts to heat or rain. This one depends on a cold front doing its job. If the forecasts hold, the smoke clears, the air resets, and Sunday is remembered for Argentina against Spain rather than for the haze that preceded it. If they do not, organisers face an uncomfortable set of questions that the MLS has already had to answer once this week, at a fixture forty times smaller than this one. The sensible reading is that the final goes ahead as scheduled and the week's alerts fade into a footnote. But a tournament that has spent a month dealing with American summer heat now ends with its showpiece waiting on the wind, and that is not a sentence anyone at FIFA would have chosen to read two days out.

Sources: Reporting by the Associated Press, as carried by BBC Sport and ESPN.