U.S. Experiences Widespread Wildfire Smoke and Persistent Heat

Wildfire smoke continues to affect air quality across several U.S. states, leading to advisories from AirNow.gov. The National Interagency Fire Center reported 65 large fires active nationwide as of September 7, 2026. Concurrently, persistent heat is forecast for the South-Central Plains and Lower/Middle Mississippi Valley, with limited overnight relief, increasing the risk of significant fires in some areas. This combination poses health and environmental concerns.