Eleven states in the western US, including Alaska, are reporting fire activity. A list of all current incidents can be found at the INCIWEB site. Out of the fires in Idaho, the Beaver Creek Fire was showcased in several early morning news show today. According to INCIWEB only 9% of 104,461 acres has been contained. The smoke of these western wildfires continue to generate dramatic and colorful AOD images, as shown below in the MODIS/Aqua (top left image) and VIIRS (top right image) AOD retrievals. A large area of thin to moderate density remnant smoke (bottom left image) is visible in much of the Plains and Midwest areas. The most dense smoke concentrations affect Wyoming, North Dakota, South Dakota, Nebraska, Kansas, Texas, Minnesota, Iowa, Wisconsin, Indiana, and Illinois. There is also visible an area of light density smoke visible through portions of northern New England and eastern Canada. Areas affected include: Newfoundland, Nova Scotia, New Brunswick, and Maine. This is likely a mixture of remnant smoke from the wildfires burning through northern Canada and Alaska as well as the large wildfires burning in
the western US.
Texas and California reported Moderate ozone AQI levels. PM2.5 AQI levels ranged from Code Yellow to Orange in California. In all locations reporting smoke events Moderate concentrations have been reported as shown in the animation below.