US: Boston Area Skies Turn Hazy as Wildfire Smoke Lingers

Smoke from wildfires burning in Canada and Minnesota drifted into the northeastern United States, intermittently flowing into New England, including Massachusetts. Skies over the Boston area, including Cambridge, appeared hazy as the smoke lingered over the region.

US: Wildfire Smoke Shrouds NYC Skyline, Air Quality Alert Continues 3

Heavy smoke from wildfires burning in Canada and Minnesota continued to affect air quality across the tri-state area, including New York City, into Friday, July 17. Concentrations peaked Thursday night with the Air Quality Index reaching the "very unhealthy" range, and an air quality alert remained in effect through midnight.

US: Wildfire Smoke Shrouds NYC Skyline, Air Quality Alert Continues

Heavy smoke from wildfires burning in Canada and Minnesota continued to affect air quality across the tri-state area, including New York City, into Friday, July 17. Concentrations peaked Thursday night with the Air Quality Index reaching the "very unhealthy" range, and an air quality alert remained in effect through midnight.

US: Wildfire Smoke Shrouds NYC Skyline, Air Quality Alert Continues 2

Heavy smoke from wildfires burning in Canada and Minnesota continued to affect air quality across the tri-state area, including New York City, into Friday, July 17. Concentrations peaked Thursday night with the Air Quality Index reaching the "very unhealthy" range, and an air quality alert remained in effect through midnight.

US: Canadian Wildfire Smoke Blankets Midwest, Triggers Air Quality Warning 4

Heavy smoke from wildfires burning in Canada and Minnesota engulfed large swaths of the Midwest and Northeast U.S., exposing millions of people to hazardous levels of air pollution. It turned skies orange-tinged and hazy and triggered Air Quality Alerts across the region. This drone video shows Canadian wildfire smoke over the sky of Northeast Ohio.

US: Canadian Wildfire Smoke Blankets Midwest, Triggers Air Quality Warning 2

Heavy smoke from wildfires burning in Canada and Minnesota engulfed large swaths of the Midwest and Northeast U.S., exposing millions of people to hazardous levels of air pollution. It turned skies orange-tinged and hazy and triggered Air Quality Alerts across the region.

US: Canadian Wildfire Smoke Blankets Midwest, Triggers Air Quality Warning 3

Heavy smoke from wildfires burning in Canada and Minnesota engulfed large swaths of the Midwest and Northeast U.S., exposing millions of people to hazardous levels of air pollution. It turned skies orange-tinged and hazy and triggered Air Quality Alerts across the region.

US: Canadian Wildfire Smoke Blankets Midwest, Triggers Air Quality Warning

Wildfire smoke from Canadian wildfires blanketed the U.S. Midwest on Wednesday, July 15, prompting evacuations from a remote Minnesota wilderness area. Unhealthy air quality warnings were issued from Minnesota to New York, and people were advised to stay indoors to avoid both the smoke and extreme heat.

Canada: Smoke Blankets Prairies as Wildfires Continue to Rage 2

Massive wildfires continue to rage across Manitoba and Saskatchewan, forcing thousands to evacuate and prompting both provinces to declare a state of emergency. Thick plumes of smoke from these blazes have blanketed the region and spread to the upper Midwest of the U.S., where Minnesota’s Pollution Control Agency warned they are expected to last through the first few days of June.

Canada: Smoke Blankets Manitoba as Wildfires Continue to Rage

Massive wildfires continue to rage across Manitoba and Saskatchewan, forcing thousands to evacuate and prompting both provinces to declare a state of emergency. Thick plumes of smoke from these blazes have blanketed the region and spread to the upper Midwest of the U.S., where Minnesota’s Pollution Control Agency warned they are expected to last through the first few days of June.