National Weather Service United States Department of Commerce

Dense Plumes of Canadian Smoke Plague the Eastern U.S.

A persistent low pressure system in the Northeast combined with large Canadian wildfires producing a tremendous amount of smoke has resulted in deep plumes of smoke spreading into the Northeast, Mid-Atlantic, and Ohio Valleys. Unhealthy air quality alerts produced by the EPA are in effect for many high population urban centers along the I-95 corridor. Hazy conditions extend into the central U.S. Read More >

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