The experimental map created by the NOAA shows the current movement of the smoke across the U.S. This map (10am EDT on August 20, 2018) comes from NOAA and is an experimental model showing both upper level on near-surface smoke.
An experimental map created by the NOAA shows the current movement of the smoke across the U.S.
The West Coast of the United States is shrouded in smoke from the 110 large fires (this does not include smaller fires within each complex of fires) that have erupted across the region during this fire season.
Over 1.9 million acres are or have been ablaze, and smoke from these fires have traveled along the west to east jet stream and are bringing that smoke across the country as far as the East Coast,' NASA said.
Comment: Seven of California's 10 largest fires on record have occurred since 2000, including last year's Thomas fire, which was, prior to the Mendocino Complex fire, the largest blaze in the state's recorded history.
See also: California battling 17 large wildfires, already spent one-fourth of annual fire budget in July and Adapt 2030 Ice Age Report: Planet wide forest and wildfires - where does it go from here?