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Wildfires began in the Pacific Northwest in early August, beginning a stretch of smoky, hazy skies. The smoke has brought persistent, poor air quality from southern Oregon to Vancouver.
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Persistent smoke across the Pacific Northwest brings some of the worst air quality in the world.
Smoke persists across the Pacific Northwest and wildfires ramp up during the evening.
Valley fog fades as smoke persists along the Pacific Northwest coast.
Wildfire activity ramps up across the Pacific Northwest as a heatwave hits the region.
Fire Temperature GeoColor
Smoke trapped across the Pacific Northwest.