Wildfire Smoke Affects 100 Million Americans

Why it matters locally: South Carolina, while not directly impacted by the current smoke plumes mentioned, shares atmospheric conditions with other East Coast states, and air quality can be affected during widespread U.S. air quality events. Residents with respiratory conditions may need to monitor local air quality reports if the smoke shifts southward.

---

Smoke from Canadian wildfires now impacts approximately 100 million Americans. This smoke has expanded its reach, affecting additional cities across the United States. Tom Costello, an NBC News correspondent, provided the latest information regarding the smoke's movement and its impact on these new U.S. locations.