Take a look at this forecast model from the National Weather Service. It shows how the smoke from the wildfires scorching California is traveling thousands of miles. In this case, all the way to New York City — about 3,000 miles away.
The weather service uses an experimental model that forecasts the spread of smoke from wildfires across the country. It says winds lift the smoke up and carry it across the US. And it doesn’t stop there — some of the particles move even beyond the East Coast.