There the air picks up smoke, and then turns east over New York state, carrying smoke to the eastern seaboard. That sends air south over the fires in Quebec. ![]() In Canada, air is circulating counterclockwise around a low pressure system near Nova Scotia. ![]() Then weather did the rest, said Bob Henson, meteorologist with Yale Climate Change Connections. Strong winds high up in the atmosphere can transport smoke long distances and it's common for large, violent fires to create unhealthy conditions hundreds of miles away from where forests are burning.īut the right mix of circumstances had to align for the smoke to blanket major U.S. But it's recent fires in Quebec that have produced the dangerous east coast haze. Smoke from fires in western Canada have been drifting into the United States for weeks. Unusually hot, dry weather that wouldn't stop gave rise to the wildfires. Here's a closer look at what's happening and what's in the smoke: GENESIS OF THE SMOKE The conditions arrived late Tuesday afternoon, obscuring views of New Jersey across the Hudson River. In New York City, officials on Wednesday said everyone should stay indoors. in a dystopian haze, turning the air acrid, the sky yellowish gray and prompting warnings for vulnerable populations to stay inside.Ĭonditions were especially bad in parts of central New York, where the airborne soot was at hazardous levels. Intense Canadian wildfires are blanketing the northeastern U.S. ![]() The sun rises over a hazy New York City skyline as seen from Jersey City, N.J., Wednesday, June 7, 2023. authorities issued air quality alerts in multiple regions and smoke was expected to persist for days. Much of the air was in the "unhealthy or worse categories in areas from the mid-Atlantic through the Northeast and parts of the Upper Great Lakes," according to an advisory issued by the Environmental Protection Agency Wednesday night. The smoke was flowing from dozens of wildfires in several Canadian provinces. Intense smoke blanketed the northeastern United States for a second day Wednesday, turning the air a yellowish gray and prompting warnings for people to stay inside and keep windows closed.
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